Yuki has avoided socializing due to trauma in junior high school. It was my classmate Kawai who talked brightly to Yuki. He is different and is the center of the class. Yuki is gradually attracted to Kawai's positive brightness, which he does not have. "If you know this feeling, you will not be able to be a friend." The feeling of having a lid overflows with a playful kiss from Kawai. Yuki who is upset comes to avoid Kawai... Innocent dog boy x quiet shy boy's Jirikyun love story