Good son: join her in the shower
From Create Your Own Story
You decide to join your sister in the shower. You open the door to see your naked sister soaping herself and rubbing her pussy. You whip off all your clothes ans step into the show behind her. "What are you doing in her-" She is silenced as you start to kiss her. You feel her small hand grab your cock and start to jerk it.
Good Son: Push her head down so she can suck your dick
