Manga by author Motomi Minamoto

A lazy student and a straight-laced teacher. At first glance, they seem like they are on bad terms, but things get different after classes...

Moriyama Rin was born with an incurable disease. Despite her best efforts to live a normal high school life, Shimehara Satoshi was the one who ruined it at the very end.'I wish I didn't say I liked her.'Satoshi, full of regrets, experiences a time leap and meets Rin for the second time.'If I don't involve myself with her, Rin will be able to spend her short time left and end it with a smile...'