A high school romantic comedy with five times the cute girls! A high school boy must work part-time to help five sisters study so they can graduate, but the only thing these quintuplets have in common is that they all hate studying!
Yotsuba, who was saved by her sisters in middle school, swears to hide her feelings for Futaro for her sisters' sake. Meanwhile, Ichika takes a leave of absence from school in order to further her acting career.
But after their tumultuous summer ends, a new school term begins and sets the stage for the biggest event of their high school lives: the school festival!