Kaizaki Arata 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.
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.
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.