It is wrong to create suspicion in a relationship.
Joe works late on his job a few times a week causing his wife Beck to be concerned.
Joe wants to avoid having Becky accuse him of an affair.
Joe proactively explains why his work required more how and calls Becky whenever he works late.
Joe says it's none of her business and never returns her calls when he is working late.
Becky understands and Joe eventually get better working hours again.
Becky suspects an affair and threaten to leave if he does not stop working late.