Season 1

When high school teacher Ogawa learns a student has been visiting a host club, she goes to retrieve the girl and finds her with a charismatic host.

Natsuki disappears after learning about Kaoru's promise. Ogawa calls Kaoru to ask if he's seen her, which he denies - but he soon calls back.

Ogawa finally feels the joy of teaching as she helps Kaoru learn how to read and write. Later, Momoko tells her that she plans to interview Kaoru.

Ogawa is outraged when Kaoru invites her to a hotel but calms down when he asks her to resume tutoring him. Kawahara questions Momoko about Ogawa.

Despite a surprising declaration from Kaoru, Ogawa says she wants to continue their lessons. Later, Kawahara attempts to make things right with Ogawa.