The Iron Heart

Episode 1 · Core of Iron

Taking his father’s words to heart, Apollo uses his unexplainable strength for good. One day, their simple life takes a dark turn following a violent encounter with drug addicts. Apollo later receives an enticing offer from a total stranger.

Episode 2 · The Calling

Apollo gets forced to choose between love and duty as he receives his first mission as a top secret agent. Amid his preparations, his strength and principles are put to the test when a group of unknown men abducts him.

Episode 3 · Hit the Mission Road

As part of his mission to bring down Tatsulok, Apollo throws his promising life away and enters jail to penetrate the notorious drug syndicate. Following her painful reunion with Apollo, Cassandra receives unexpected houseguests.

Episode 4 · The Breakout

Apollo manages to worm his way into Tatsulok following his escape from prison. Not wanting her sister to experience what she went through, Cassandra takes Lia in when their mother decides to leave again.

Episode 5 · Up the Ladder

Apollo foils Sol's mission. Soon, the secret agent finds an opportunity to work his way up when the unsuspecting Janus chooses him to participate in combat and appease their enraged bosses.

Episode 6 · Inked

Apollo displays his impressive fighting skills during the combat, capturing the Engineer’s interest and getting himself the official Tatsulok mark. The attention Apollo is receiving, however, sparks jealousy among one of the syndicate members.

Episode 7 · Rising Leader

Apollo rises through the ranks but at the expense of his personal life as Cassandra tries to start anew without him. The dela Torre's celebration of success turns into Priam's worst nightmare when the undercover agent strikes against them.

Episode 8 · Period of Peace

As the word gets around that the Engineer is dead, Priam lets the CIB raid his businesses easily while he plans his next move. Believing that his mission is finally over, Apollo goes back to Cassandra, asking to give their love another chance.

Episode 9 · Payback

As Apollo begins planning for their future together, Cassandra volunteers to join him in his meeting with Helen. However, all hell breaks loose when a vengeful Priam decides to strike back following his son's death.

Episode 10 · Cassandra's End

Tatsulok wreaks havoc as the grieving Priam exacts ruthless revenge for Jason's demise. To Apollo's horror, Cassandra gets caught in the chaos, giving the undercover agent another reason to take down the syndicate.

Episode 11 · Assembly of the Wicked

With a heavy heart, Apollo returns to the syndicated world with a mission to end the evil that Priam is. The Engineer calls in reinforcements to make sure that his son's killer will pay. Eros is eager to impress Priam and replace Jason as his heir.

Episode 12 · The Manhunt

Suspicious of his own men's loyalty, Priam orders Tatsulok's high-ranking members to find the person responsible for Jason's death. Venus ensures her father’s safety inside prison and recalls how she started making a living through schemes.

Episode 13 · A New Task

As Apollo showcases his impressive skills in combat, John begins to see the undercover agent as a threat to his position and excludes him from the group's important task. Eros brews a sinister plan to win over Priam's trust.

Episode 14 · First Skirmish

Wanting to get her father out of prison, Venus banks on her trickery to earn money for a lawyer. Apollo clashes with Eros as they both go after the shipment, while Nyx grabs the opportunity to outsmart John's group.

Episode 15 · In His Arms

John lashes out at Poseidon upon learning that he failed to carry out their group's mission. Apollo gets into a fight with their leader when the latter tries to take advantage of a woman who turns out to be Bungo's daughter.

Episode 16 · New Pair of Eyes

Poseidon finds himself at the receiving end of his boss’ wrath after Apollo saved Venus from John. Priam assigns a secret ace to be his new pair of eyes in the investigation of Jason’s death.

Episode 17 · Roles to Undertake

Apollo urges Venus to quit her work in the fighting arena. Hermes gets a lead in the investigation that points the bombing to CIB. Eros receives a rewarding consequence after facing the Engineer's fury for crossing John's group.

Episode 18 · Delos

Venus grows more determined to get Bungo out of prison after learning of his worsening health condition. Apollo pursues a new lead about Priam's illegal operations, but an oblivious Poseidon insists on tagging along with him.

Episode 19 · The Bug

Apollo grows suspicious of Delos' dire agricultural state and soon sets out to kill Priam despite Helen's warning. However, the undercover agent chances upon Eric, a young scientist trying to escape from armed men.

Episode 20 · Uncovering Evidence

Learning about the cause of Delos' dying root crops, Apollo thinks of a plan to save a group of young scientists being held captive in a laboratory. Eros senses something amiss with Arcadia's new casino player.

Episode 21 · Plan of Action

Enraged over Eric's betrayal, Damon gives the other scientists an ultimatum to complete their task. Eros attempts to uncover the truth behind Hermes' hidden motives. Apollo resolves to fight for the greater good.

Episode 22 · A Day of Trade Offs

Venus shows Eros what she can do for him and asks for a huge favor. Penelope gets the experiment done in hopes of freedom, only to fall for Damon's lies. Unknown to the enslaved scientists, help is coming their way.

Episode 23 · One Wins, Some Fail

After saving the scientists, Apollo sets the laboratory on fire in a bid to stop the disastrous bug experiment from materializing. Venus makes use of her charms and wit to get information from Hermes.

Episode 24 · Realizations

Venus refuses to give up on her deal with Eros. Priam fumes upon learning of Damon's failed bug experiment, instructing Hero to find the traitor in their organization. Poseidon grows suspicious of Apollo's true motive in coming to Delos.

Episode 25 · Dose of Your Own Medicine

Apollo saves Penelope and the group of farmers from Damon as the evil landowner exacts revenge for Tatsulok's failed bug experiment. Venus finds herself in a tight spot when Hermes catches her hiding in his van.

Episode 26 · Covert Identity

As thanks for defeating Damon and protecting the people of Delos, Penelope gives Apollo a special gift. Eros attempts to get the truth out of Hermes by challenging the latter to a game of poker.

Episode 27 · Caught Up

A bloody confrontation ensues between Hermes and Eros after the former CIB agent gained a piece of evidence against the casino owner. Much to Nyx's distress, Eros receives an urgent summon.

Episode 28 · Interrogation

Eros faces interrogation as Hermes' death leads Priam to suspect him. Venus' attempt to improve her father's living conditions in prison backfires. Apollo receives an unexpected visit from Helen.

Episode 29 · Promises

Venus confronts Eros about their deal. While Apollo faces problems at home, the casino owner-slash-secret agent slowly earns Priam's trust and gets tapped for an important task. Juno breaks into tears upon seeing Hermes' lifeless body.

Episode 30 · The Other Agent

Bent on completing his mission as a secret agent at all costs, Eros takes charge of John's group. Tatsulok's remaining high-ranking members gird their loins against the traitor lurking freely in their organization.

Episode 31 · The Engineer's Second Soldier

Tensions start to rise as Apollo's group ends up under Eros' supervision. While Priam pressures Athena to perfect Tatsulok's new experiment as soon as possible, Apollo vows to bring them down by exposing their illegal activities.

Episode 32 · Warnings and Red Flags

Juno vows to avenge Hermes' death. Priam's unusual behavior alarms Tatsulok's high-ranking members. While Eros zeroes in on Apollo, the oblivious undercover agent sets out to thwart Athernity's sinister plans.

Episode 33 · Connected After All

As a senator presses her to unmask CIB's agent in Tatsulok, Helen puts her career on the line to keep Apollo's mission hidden. Eros learns of Venus' connection with Apollo. Selene asks Priam about his secret plans.

Episode 34 · Business Continuity

Apollo saves Helen from a group of men trying to abduct her. Despite the break-in, Athena carries on with Priam's plans. Eros seeks Venus' expertise to obtain information about Olimpio, only to get confronted with Hermes' death.

Episode 35 · A Time to Phish

Eros tries to persuade a reluctant Venus to accept his new job offer, while Apollo learns pieces of information about his boss. Delia finds ways to raise money for Athernity's million-worth product.

Episode 36 · The Magic Drip

Helen and her team storm Athena's building to look for pieces of evidence against Athernity. Wanting to ensure the safety of his aunt who is about to receive the magic drip, Apollo goes against Helen's orders and takes matters into his own hands.

Episode 37 · What Comes After

Apollo infiltrates Athernity to save Delia and its other clients from the magic drip, while Athena faces Priam's wrath as the Engineer's plans fail anew. Nyx grows alarmed at the sight of Hermes' van in Arcadia.

Episode 38 · Need to Know More

Helen puts the senator on the spot as he confronts her over the raid operation against Athernity. While Eros asks around regarding Olimpio, Venus approaches the unsuspecting agent. Juno sets out to seek justice for Hermes' death.

Episode 39 · The Snitch

While Eros inspects Athernity’s office to investigate the aftermath of the snitch's intrusion, Apollo sneaks into Athena’s home to plant some bugs around to spy. Meanwhile, Athena reports some good news to Priam.

Episode 40 · Apollo

Apollo drops by Venus' place, but he soon rushes home after hearing bad news about Lia. While the undercover agent deals with family matters, Venus stumbles upon the door to Apollo's personal life.