Simazu, a temporary instructor with a clouded professional history, is summoned by the deputy school master and presented with an offer to secure a more permanent position at the academy. Unable to turn away the opportunity, he accepts the responsibility of working with students identified as particularly challenging. Through carefully structured sessions, he begins applying his instructional techniques to reshape their conduct and attitudes. As the first encounters unfold, Simazu dedicates himself to achieving the measurable outcomes required for advancement.