A couple of nights later Andrea was in bed, not quite asleep. Her phone buzzed. Luke had borrowed her phone and installed a new app. She was watching ...er son lie on his bed. His only clothing a pair of boxed shorts. His hand kept running back and forth over the obvious bump in the boxers. Andrea sat up, sleep impossible now. She watched as Luke continued this slow arousal. Andrea got out of bed and went downstairs. He had been listening out for her and smiled as he came into his room. He. . in my ass?"I'd never licked a girl's ass before.The anxiety at the thought was nerve wracking. But I didn't care. I couldn't think straight anymore. All I could feel was a pulse-pounding rush of horny agony squeezing in my cock, balls and groin. My prostate was so enflamed and ready to explode."Let me show you, Stephanie. Please. Let me lick you ass. I'd love to lick your ass and show you how much I care for you."Shy and unsure, Stephanie turned around and bent over.She lifted her dress up. I lowered my face to her where her gentle muskiness infused the tiny thong. I licked at it as I gently pulled it away from her body to slide my fingers inside. Her pussy was soaking wet...and it smelled exquisite! I slid my index finger into her only a tiny bit to feel the slippery wetness that lay within. I don't really remember doing it, but later Kate told me I simply ripped the thong off her body. I don't doubt her...I know when I'm in that 'place' and I'm completely consumed by her, I say. .. I thought – especially after the difficult pregnancy, that you were going to be my only kid. You are, you know...”“It gets stranger, baby,” I said.“Dad,” Deena said softly, “I am related to somebody in this house. Haley’s my half-sister.”“Now I wasn’t ... never suspected THAT.”“No reason to,” I said. “Mom lived with a guy ... You know the story. He wasn’t ready for that ‘daddy’ thing so he hauled butt.”“The report says Haley and I are half-sisters,” Deena blurted. “Can I still live with.