My university roommate, inside Nancheng University, the female protagonist discovers that the hot spring card in her locker is missing, taken privately by her roommate to splurge on large-scale spending and consumption without admitting it. Faced with her roommate's public mockery and showing off and the classmates' ridicule, the female protagonist does not impulsively argue, calmly collecting complete evidence. As various parties intervene, this dormitory conflict dispute ultimately receives a fair resolution.