Noboru just found out that his former girlfriend, Hina, just got dumped. So it's his time to strike! As he still has strong feelings for her, Noboru is dead set on getting her back. But when he gets to her house, two other guys are already there! The more experienced Ryouta and the delinquent Ryuuji also have a past romantic history with Hina, and much like Noboru, they see this as their chance to rekindle their relationship with her. As these three bachelors start to work their charms, it looks like Hina's dirty switch is flipped and she's gonna enjoy the attention as long as she can.