It's immoral to restrict another person's freedom.
Brian is a jealous husband who is married to Sherry.
Brian wants to go out with his friends.
Brian tells Sherry that she should enjoy herself while he goes out with his friends.
Brian tells Sherry that she cannot leave the house while he goes out with his friends.
Sherry is happy that Brian is trying to work on his jealousy.
Sherry feels trapped and decides to divorce Brian.