Erio, who works as a waitress at a popular inn, is admired by her colleagues as an older sister, but she is super M on the inside. However, she has recently noticed that among the men she works with, there is a sadistic boy she really likes -

The struggling manga artist Harumi suddenly finds himself taking care of a mermaid child! The mysterious girl, Himeko, has beautiful green hair, but her personality is the complete opposite of the serene image of a mermaid—she’s a glutton and aggressive! Though life is chaotic, it’s anything but boring. Thus begins the wild daily life of a human and a mermaid child!

Roast beef for my wife's birthday. A fluffy egg roll that will help you overcome your dislike of fish. Cloud bread for my wife who is on a diet. 　Eating matching hamburgers together for the first time. Juicy spare ribs that everyone will love at a home party. And more, 17 special dishes for dads to make their families happy!