What would you do if your teacher held your entire class hostage? This is the gripping premise of Nippon TV's *Mr. Hiiragi's Homeroom*. Ten days before graduation, quiet art teacher Ibuki Hiiragi traps his 29 students inside the school. His demand isn't for money, but for the truth behind a classmate's recent suicide, which he believes was no accident. Through a series of brutal, live-streamed lessons, he forces the terrified students to confront their roles in the tragedy, exposing the dark side of bullying, social media, and peer pressure. This intense psychological thriller questions who is truly to blame in a world of online cruelty. The series has ended, but sign up for a reminder just in case it returns.