Betrayal is probably one of the most horrific words for a human being. Just a minute ago you were smiling considered yourself to be happy and successful – and everything is gone now. That’s how the one who was just betrayed feels. Something changes. For a short period of time emptiness appears inside. The anger comes followed by a state of sulking and the desire for revenge. Multiple advises from friends, acquaintances, and psychologists on how to forget or forgive a betrayer follow. I offer you to look at the betrayal not from the point of view of removal of pain, but to investigate the mechanisms of how betrayal appears.