Synopsis

Teacher Baba Shouko inspires little affection among her students, known for her frequent reprimands and unwavering strictness. A fabricated "Hotline to Hell" emerged, circulating amongst those recently disciplined by her. An investigation traced the origin to Ikami Waka, a student who was accused of creating and distributing the hoax. Ikami vehemently denied involvement. That same night, another teacher, Kuriyama Mami, contacted Ikami, claiming Baba was the true author of the fake hotline. Mami