Encouraged by his friend Miura to sell marijuana, Taketo considers quitting school; a new science teacher, Fujitake, sees Taketo's curiosity and invites him to join an experiment.

Angela attends night school, supported by her husband and daughter; she visits her teacher, Fujitake, in the physics prep room and is surprised to find her classmate, Taketo, conducting a science experiment.

An enigmatic science teacher is assigned to teach a group of challenging students with different ages and backgrounds.

An enigmatic science teacher is assigned to teach a group of challenging students with different ages and backgrounds.

With Taketo, Angela, Kasumi, and Nagamine, the science club is officially established; Fujitake suggests they attend an academic conference to present their research; Mai, who works in a hostess club, sees that Taketo is unusually down.

The members of the science club choose the theme "Recreating a Martian Crater" for the academic conference; they realize they need the computer room for their experiment; Fujitake asks Kaname for permission to use the room, but Kaname refuses.