Daisuke Daichi aspires to be a passionate high school teacher, but his class, 3rd grade D, faces an array of problems that perfectly mirror contemporary Japanese society. A transformative incident leads to Daichi being recruited by the BBT, a professional wrestling organization. He then secretly adopts the identity of Masked D, a masked wrestler.
Struggling to conceal his new wrestling career, Daisuke commits himself to saving his students. He believes that by stepping into the ring as Masked D and confronting challenges head-on, he can find a way to resolve the complex issues burdening his class. This socially-conscious school entertainment portrays a dedicated teacher who physically and emotionally sacrifices himself for his students, refusing to give up, and facing their diverse problems with unwavering resolve. It's a compelling story of an educator's unique journey to make a real impact.
Other names: 覆面D, Masked D, Mask D