Arata Kaizaki is twenty-seven years old and doesn't have a steady job. His parents even threaten to stop sending him money, but that's when he he meets Yoake Ryo, who has a tantalizing offer for him
Arata meets Chiziru Hishiro, a girl who has zero communication skills but is trying her best to change
Arata receives a grim reminder of his physical age during athletic testing
Rena Kariu is thrown for a loop by what she thinks is Chizuru's spiteful behavior toward her
Things come to a head between Rena and Chizuru, which reminds Arata about a traumatic experience in his past
An Onoya and Kazuomi Ooga suddenly visit Arata for a study session, after which An puts the moves on Arata?!
Ryou reflects on the year before and his failure supporting test subject no. 001
Honoka is distracted by her troubles and inadvertently causes an injury to Rena
The rift between Rena and Honoka grows ever larger as the former decides to retire from high-school volleyball, but Chizuru and Arata decide to fix things
Things come to a head as Chizuru and Arata decide to confront Rena over her behavior
Arata decides to visit a grave and ends up taking a trip down memory lane
Arata, once and for all, tries to make the dense-as-can-be Kazuomi realize what he has in his hands
At the fireworks display, everyone puts their plans into motion and tries to make things work between Kazuomi and Rena. Meanwhile, a different pairing begins to take shape