Kazumichi Tsuji is a bored office worker in questionable relationships with two women at work. One day he meets the intriguing Ukiyo Hayama at a convenience store. However, having her in his life brings nothing but trouble.
On August 12, 2015, Hasegawa proposed to Ichiko. Ichiko is moved by Hasegawa's proposal and sheds tears, but the next day, she suddenly leaves home, seemingly shocked after seeing the TV news. Where did Ichiko go? Hasegawa reports the disappearance to the police, and the detective in charge of the investigation tells an unexpected story.
Tamaki got disheartened when she was sent to the Percussion Division of her catholic Music School. There she overheard a Girl playing Wadaiko Drums. She was instantly captivated. So she decides to try playing them seriously.
