Classmates for Four Years, Roommate Ma Jiajun

When Shen Nan woke up, he became the roommate of the murderer Ma Jiajun! "Shen Nan, one of the three players is missing when playing cards. Do you want to play?" Accept Ma Jiajun's invitation and awaken the system! If you refuse Ma Jiajun's invitation, you will live in the same room with the murderer for a whole year! "Play! Can't I just play?" Expose Ma Jiajun as a cheater and get an important reward related to life and death! "Ma Jiajun, did you just cheat?" Ma Jiajun: "..." There was a clang in the dormitory, and a hammer actually fell out of Ma Jiajun's closet? ? ? Dong dong dong~! System: Your reward has arrived, please open the door to check it! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.