High school student Ibe Touma has a senior named Usami Sae, who is two years older than him. Touma has been in love with Sae since he was a student at the school and had a faint crush on him.

While studying hard to get into the same university as Sae, he runs into him again on the street and finds out that he has a boyfriend. He also confesses to him that he liked him when they were in high school, as if it was all over...?