You should apologize for being untruthful to others.
Jim's girlfriend finds out that he lied to her and confronts him about it.
Jim wants to react to his girlfriend about his lying.
Jim say's he's sorry for lying to his girlfriend and admits that it was wrong.
Jim tells his girlfriend that him lying is not a big deal and that she should get over it.
Jim's girlfriend has hope that Jim learned a lesson and that he will be more honest in the future.
Jim's girlfriend sees Jim as dishonest and loses a lot of trust in him.