A moga heiress is the newest headmistress of a "haunted" rural girls' school, where she plans to scientifically debunk the rumors of ghosts and demons while solving the mysteries of disappearances and violent...

Honorable mention in Kodansha's Monthly Afternoon Seasonal Manga Awards (Autumn 2018).Ranju, who has started raising a pet mermaid, wants to give the voiceless mermaid vocal cords so she can speak. ...But how?