At the end of the summer vacation, the peaceful life of a group of high school students was suddenly broken: a person calling themselves Admin added them to a strange group and forced them to start a "death game" - as long as they did not reply before they got rid of the unidentified "target person" If you send a message to a classmate, he will die immediately with a headshot! Under the pressure of death, everyone in the class gradually revealed their twisted nature. The originally youthful and sunny high school stage instantly turned into a Shura field of blood and betrayal...