He Said He Was Going to Eat the Fish I Raised

The super-stylish delinquent leader, Mermaid Attack, has a beautiful young master with unknown attributes, Abyss, who bought a mermaid from a fishmonger one day. The mermaid was powerful and beautiful, full of the aura of the deep sea, and stared at him angrily and savagely. ——Ansel was sold to a weak human being by his hateful trainer one day. The other person was delicate and kind, and his slender neck could be broken with one bite. Then they moved in together.