Lin dies in a scuffle with Guo while trying to escape .
With help from David and Wang Yufen 's recollections of her past life , Guo manages to identify the killer , who turns out to be the forensic psychologist Lin Liren .
Lin Liren dies in a scuffle with Guo while trying to escape .
With help from David and Wang Yufen 's recollections of her past life , Guo manages to identify the killer , who turns out to be the forensic psychologist Lin Liren .