Because of Uematsu Sadayuki's absence due to sickness, Kazama Kimichika assumes his responsibilities as an instructor in the police academy. From Hirata Kazumichi to Kusumoto Shinobu, he watches his students closely and handles things in a unique way.

As Kazama continues to watch his students closely, secrets are uncovered. Many students also withdraws from the academy. Meanwhile, Tsuzuki is investigating Kazama's past. The students are given a final assessment, which will determine if they could graduate from the academy.

At the police academy, Kazama Kimichika keeps a close eye on the trainees. Toba, seemingly gifted with exceptionally good hearing. However, his journal exposes some of his lies and almost sends him packing. What's worse, Inabe seeks vengeance on him but Kazama Kimichika intercepts in time. Domoto and the outcast, Oshino, strike up a friendship by working out together. Kazama Kimichika suspects there's more than meets the eye. The new instructor, Tazawa Aiko, is different from the others. She's friendly and gentle with the trainees. Kazama Kimichika decides to see how well she can teach.

Ishigami Shiho is a returning student from last year, after suddenly taking leave from the academy around the same time a serious accident happened. Kazama Kimichika observes that Shiho appears to be suffering from emotional trauma and forces her to face her fear. As the 200th Short Term Course closes to an end, Kazama Kimichika forces his students to face themselves and their past mistakes, instead of avoiding them. He is determined to make sure his students know what it means to be good police officers that can protect the citizens.