Pei Cheng and Shen Ci are good friends, and Shen Ci unilaterally hates Pei Cheng.
Later, they worked together and gradually developed feelings... But because of some misunderstandings, Shen Ci loved and hated Pei Cheng. It was not until Pei Cheng died that he discovered that Pei Cheng had loved him for twelve years and then went crazy.
Shen Ci has been crazy for five years, and Pei Cheng has been dead for five years...
Purpose: Criminal investigation
