You shouldn't cheat on your wife with a mistress.
Earl is in a relationship which has lost a lot of it's initial passion.
Earl wants an exciting and intimate experience.
Earl thinks of something new he can try with his wife in the bedroom.
Earl begins to engage with a new woman physically outside his marriage.
Earl's wife enjoys the new experience and her passion is also renewed.
Earl's wife finds out about the other woman and wants a divorce.