It's a story of a 7 high school student who were a suspect on the scandal that happened in the finals of the basketball game.. the players of SM HIGH,got poison because of the water they drank on that day.. since it happened all of the teacher's principal,and part of student council are searching for the culprint..and they said who ever might be he/she is the punishment will be  EXPULSION(sorry i dont know if that word exist) how they became the suspect?w