Mimori has finally become Atsushi's girlfriend! At an amusement park Mimori waits several hours in the rain for Atsushi, not knowing that he's been called away and can't return. She eventually collapses and wakes up in a hospital bed with Kazukita at her side!
When they go to class, Kazukita announces to the whole class that he was with Mimori at the hospital. Atsushi and Nana are shocked. Nana renounces their friendship and Kazukita goes home, claiming a fever!