Tanaka will spare no effort to have a lazy day. He visits a temple before school to pray for a peaceful day, but Miyano, a girl from his class, asks him to make her his apprentice. Miyano explains she wants to be a listless mature woman, but not wanting any new friends, Tanaka declines. However, Miyano doesn’t relent and Tanaka eventually accepts if it’s only for a day. Miyano begins observing Tanaka and attempts to mimic his listlessness.

For the first time, Ohta is absent. Tanaka needs to deliver a worksheet to Ohta, but he doesn’t remember Ohta’s place because he’s always carried there. Being yelled by Echizen that he should know more about Ohta, Tanaka and Echizen head to Ohta’s house together. Ohta comes to school the next day, but he has a sprained ankle that will take a week to heal. While the classmates wonder who will be taking care of Tanaka, Tanaka claims he will be taking care of Ohta.

Tanaka’s class, 1-F, is going to do a haunted house for the Cultural Festival. While everyone is having fun assigning tasks, Tanaka hides his presence to avoid doing any of them. However, the only thing remaining for him to do was play the role of the ghost, the main attraction of the haunted house. Tanaka had zero motivation at first, but soon realizes people working on other tasks are much busier. With everyone’s hard work, the haunted house turns out to look like the real thing...