Dressed as a vicious female supporting character who was forced by the male protagonist to destroy her family, Lin Ran returned to the starting point of the tragedy after awakening. Using the "emotional cash machine" system to operate in reverse, she realized all the hatred and humiliation of the cold-blooded academic tyrant, cutting off all his escape routes for the camp step by step. However, she and the yandere male protagonist who turned black in the desperate situation fell into a fatal pull of "who tames whom", and finally revealed the cruel truth behind everything.