"I’ve come to devour you."

Hinako is a girl who lives alone by the sea. One day, a mermaid girl named Shiori takes her hand and gently speaks to her. Hinako's flesh and blood are said to be exceptionally delicious—so much so that it attracts countless monsters. Shiori vows to protect Hinako until Hinako matures and reaches her most perfect state so that Shiori can devour her in the end. In that moment, a deep heartfelt hope wells up in Hinako's mind: “Perhaps she can finally make my dream come true,” and then…

[Source: Crunchyroll]