Tells the thrilling story of a group of newly graduated college students encountering a series of murder mystery during their graduation trip and being trapped in it and cannot escape.

He Wei, an insurance appraiser in his thirties ( Xu Zheng ) Clean and gentle, elegant, and his wife Xiao Feng ( Tao Hong ) Xiao Feng's parents died in an early age, leaving Xiao Feng and his sister Xiao Ke behind. ( Gao Yuanyuan decoration ) Depend on each other for life.Since childhood, Xiao Ke has been tortured by brain tumors, and this terrible thing has almost grown up with her.Another pathological report shows that she has not had many days.Twenty-year-old Xiao Ke hopes to feel a passionate love in her limited life.She met Mr. Lin, who was equally depressed and weirdly behaved as she, and their love began to heat up.Suddenly she discovered a terrifying clue, which made her vow to find the murderer who killed her parents. She targeted her brother-in-law - there were only thirteen.