At a birthday party, a sex video is filmed without consent and Ren Li-cha is the girl in the video. The clip circulates among the students and Li-cha is mocked and bullied as a result. Wu Yun-heng, a transfer student, went to the party with Li-cha. As she cannot stand how much Li-cha is suffering' she is determined to find out about the truth behind the incident, fighting for her best friend. However, as she gets closer to the truth, she is about to shatter the peace in school.

晚上 11 點 50 分一到，一場命中注定的車禍就會上 演，好似遊戲卡關，怎麼繞路閃躲，學長仍是會一死 再死，命喪在一眼瞬間被煞到的學妹車輪下。但事發 下一秒，時間卻仿若回到最初，重蹈覆轍這血肉模糊 的死亡現場。當電腦螢幕閃爍著「抓交替」的遊戲提 示，兩個只能活一個，是你死還是我亡?生死命懸一 線，兩人能否突破無限輪迴，找到人生下一關?