The high school requires students to have work experience. Harada, alongside Satomi and Tanaka, lead students to work at a detective agency. While the rest of the class submits their desired workplaces, Tojo, who recently split from Akechi's group, leaves his blank and is placed at the agency. Harada is let down on the first day but the next, the agency's new members is tasked with finding the elderly grandmother of the agency's director. Meanwhile, Akechi clashes with a factory manager at his chosen job.