What connects two clumsy people who don't know who their friends are?

One day, Kami-Doji Takuto, who hates to be part of a group and leads an independent life, receives a call from his classmate Shirase Chinashi. When she opens her mouth, her line is not what he expected: "May I call you master?"

Ichinashi refuses, but her disciple moves don't stop! What will Takumi do in the most unbearable situation in his life?