Sixteen superior students, including Taeko Yamada, receive invitations to enroll in the prestigious Dream Academy, a high school renowned for its unparalleled academic excellence and state-of-the-art facilities. For shape their futures, the students arrive on school, their hearts filled with dream.
However, their dreams quickly turn into a reality as they find themselves trapped within the school's impenetrable walls, cut off from the outside world. A sinister figure, hidden behind screens and speakers, reveals that they are now participants in a twisted 'killing game.' To graduate and escape, a student must successfully murder a classmate and avoid being caught during the subsequent trial.