There are too many injustices in this world, and there are always a pair of invisible eyes staring at you and spying on you in the dark.
Qin Sang is the son of a martyr. He doesn't understand why his father died and why he was reviled by the people he protected. He studied psychology, but he can't see through people's hearts, nor can he see through himself.
Meng Huan is a survivor and survived the undercover mission, but the fire is always in his mind, and countless screams and cries become a nightmare every night. He stands outside the door of the truth, only to find that it is a door without a handle.
Motto: No one has to die, I think death is worth it