Watary Sajou dreams of a mutual love with his beautiful classmate Aika Natsukawa and so approaches her. However, one day he wakes up thinking that he's not good enough for her, and so starts keeping his distance, unaware of how much Aika is dismayed by this turn of events. Thus begins a romcom about two people who incorrectly believe that their love for the other isn't requited.

[Source: Anime News Network]