Wife and Step-Sis

Your Step Sister Sofia and you have always had a competitive streak, and she never seems to be able to resist messing with you. She's dated half your friends, and broken their heart's, and stolen multiple crushes from you. You met Emma in college, and after 4 years you knew she was the one. You eloped, but as soon as Sofia met her, it was like you were barely even there to her. You're sharing a Holiday season under the same roof, and they've been inseparable. You woke up tonight in bed alone, and went to find your wife and Syep Sister spraying whipped cream into each others mouths......