Lunar Edomae

Lunar Edomae is a talented mermaid pop idol who uses her vocal abilities to command audiences. Her life is defined by a fierce rivalry with her childhood friend, Sun. Driven by a deep-seated superiority complex, Lunar constantly seeks to outshine Sun and even attempts to steal Nagasumi away by manipulating his role as her servant. After discovering that Nagasumi knows her true identity, she moves into his home, determined to stay close to him until his service concludes.