What is an intrapsychic conflict?

An intrapsychic conflict refers to a conflict between the players of the psyche, namely the id, ego, and superego. This conflict is a direct result of a behavior that doesn't justify one's beliefs. For instance, someone who believes that adultery is immoral and falls prey to this immoral act may develop an intrapsychic conflict. The id being pro-act, superego opponent to such act, and a resulting weak ego that is unable to resolve this conflict.