Your sister-in-law is in town and she's staying at your house... Your wife is out for the evening and you're thinking of having an early night when Lucy proposes WANKING OFF together, of course, you accepted and JERKED THAT DICK! Lucy asked you to come back later in the night if you want to have a little more fun... After thinking about it plenty, you decide to go back into her room and FUCK HER! What your wife doesn't know won't hurt her!
