Kagaishi, who was transferred to an unfamiliar sales position after only six months in the company, is struggling to do his job well. The one person who is always kind to him is his classmate in the sales department, Hiyo. She is the complete opposite of Kageki-kun, a sparkling girl who is beautiful, a strong communicator, and good at her job. However, like a resident of another world, Hiyou-san has an unbelievable hobby that she can't tell anyone about...

This is a synchronized love comedy with a disparity in attributes by mangaka Saku of "I'm in Trouble With Her High Libido"!