Did you expect this from your wife? Definitely not.

You're sitting on the couch listening to your wife's excuses for why she ran away from home, now you understand why, She escaped with her lover with promises and return but with a baby that's not even yours.

This woman cheated on you, her lover got her pregnant, she gave birth and he left her, she ran away from you, now she's back with a baby, not only that, your idiot wife wants you to take her lover's child as your own.