Storyline
Discover the story behind the screen.
When the Agent of Spring, Hinagiku Kayo, is abducted, spring itself vanishes—plunging the world into unending winter. Refusing to give up, her devoted guard, Sakura Himedaka, searches for her for years. When Hinagiku suddenly returns, the two set out to restore the lost season, face the past that tore them apart, and reclaim the warmth they refuse to lose again.
When the Agent of Spring, Hinagiku Kayo, is abducted, spring itself vanishes—plunging the world into unending winter. Refusing to give up, her devoted guard, Sakura Himedaka, searches for her for years. When Hinagiku suddenly returns, the two set out to restore the lost season, face the past that tore them…
Top Billed Cast
Yuka Nukui
Hinagiku Kayo (voice)
Yoshino Aoyama
Sakura Himedaka (voice)
Sumire Uesaka
Ruri Hazakura (voice)
Ranko Baba
Ayame Hazakura (voice)
Hime Sawada
Nadeshiko Iwaizuki (voice)
Taku Yashiro
Rindo Azami (voice)
Shogo Sakata
Rosei Kantsubaki (voice)
Satoshi Hino
Itecho Kangetsu (voice)
Kana Hanazawa
Kobai Yukiyanagi (voice)
Episodes
Episode 1 · The Dance of Spring
Ten years ago, the balance of the seasons was broken. Now two girls set out to return spring to a frozen land.
Episode 2 · Lingering Snow
The return of spring arouses painful memories and conflicting feelings in the Agent of Winter.
Episode 3 · A Glimpse
Hinagiku and Sakura go to stay with the Agent of Summer and stumble into a sisterly feud.
Episode 4 · Morning Calm
Insurgents attack the Agent of Summer's home. The two Guards fight back.
Episode 5 · Alone Together
Hinagiku and Sakura approach the Village of Spring, recalling painful memories.
Episode 6 · A Place to Call Home
Sakura reflects on her reunion with Hinagiku and the challenges they overcame to begin their journey.
Episode 7 · Dusk
The young Agent of Autumn and her Guard go about their lives in a high-tech fortress.
Episode 8 · Spring Rain
In the aftermath of the latest attack, Rosei relives his past with Hinagiku and their violent separation.
Episode 9 · United Front
Rosei resolves to take action and contacts Sakura, only to get the last response he expected.
Episode 10 · Afterimage
Hinagiku recognizes Nadeshiko's kidnapper, and the newly united Agents finally identify their enemy.
Episode 11 · Impatience
Hinagiku and Sakura are waiting to meet the Winter duo at the Agency when the building comes under attack.
Episode 12 · Assault
Ishihara holds Rosei and Itecho at gunpoint, revealing her own past and the full scope of Kasai's attack.
Episode 13 · Recapture
Ruri, Ayame, and Rindo face Kasai in a battle to get Nadeshiko back.
Episode 14 · Spring Flowers Bloom in Winter
Hinagiku and Sakura confront Misuzu, and their pasts, head-on.
