After a chance encounter on a train, Urara Andou finds herself infatuated with a boy who vanishes before she can learn more about him. Filled with regret, she crosses paths with the prickly Jun Misono at a committee meeting, only to discover that the boy from the train, Aiji Okaniwa, is Jun's acquaintance. Determined to connect with Aiji and dispel her regrets, Urara faces obstacles from Jun, who highlights the challenges of her romantic pursuit. Amid Jun's discouragement, Urara realizes that her quest for love won't be a simple one.