Konatsu Moa has been asked by the teacher to deliver the lecture notes to her mysterious classmate Yamada Kei, who hasn't been to school. Her childhood friend, Kisaragi Miyabi, decides to accompany Moa to Yamada's house only to find out....he's an otaku?! Their first impression gets even worse when he says some rude things to Miyabi. Will this unexpected encounter be start of the three's spring and romance...?