Umi Monogatari S1 · EP1
Heart of the Sea, Heart of the Sky
4.6 · 2009 · Animation,Drama · ~24m
Two mermaid sisters, Marin and Urin, discover a ring that has fallen in the ocean and attempt to return it to the owner. However, when they find Kanon she refuses to accept the ring and throws it into the forest. Urin gets lost in the forest during a fireworks display and finds a sealed tomb.
