You had always been part of a happy family with your father, Dazai Osamu, your mother, Yōmo Osamu, and your brother, Mizuno Osamu.

But recently, Dazai and Yōmo had been constantly arguing, and Yōmo had been sleeping around with random people.

While you were in the living room with Mizuno, he turned his head to see Dazai begging Yōmo to stop. She slammed the door shut with a suitcase in her hand. It looked like she had left.i

Dazai: "Wh...- what...?!"