Because sure, she was gorgeous and sure, she was naked and sure, I was a hormone-addled 14-year-old boy. Still, this was my sister. The correct reacti...n in this kind of situation was to close my eyes, stammer an apology, and then run like hell. But I didn't. I couldn't move, couldn't think. All I could do was stare at my naked sister, her hands bunched in a towel above her head, drying her hair.Or, rather, a towel that had been drying her hair. She wasn't doing anything now. She seemed as. I saw Mikey through the glass doors of the walk-in shower, completely naked, washing himself off. He had is back to me and didnt see me for a few moments, though Im not honestly sure how long I stared at him. When he did, he smiled, and just curled his finger at me, inviting me in with him. I hastily removed my tank top and boy shorts and opened the door to the shower and entered in with him. Within seconds of my entering the shower, his hands were all over me, running all over my body, the. My cock got hard alright, and I couldn't think about anything else then but those boobs. When she was going through my CD stack, she was crouched down, with her knees against her tummy. They created a bit of a shelf for her breasts, which I'm sure she was aware of. I was standing against the light, so it was probably hard for her to tell I kept staring down her top from where I was standing. What she could see, quite plainly, however, was my stiffening dick. It was straining against my work. "Oh, yes, you like your step-sister's tits, don't you? Well, enjoy them; we don't have all day."He leaned to my lips again and kissed me. "I know, but you're gonna have to come back sometime." So, you don't want this to be a one-time thing?" I guess not," he replied, before going back to my breasts again.I watched him work on his new desire to have sex with me as he licked those nipples slowly. He didn't peek up at me then, but he didn't need to, though. I fondled his head and made sure he knew.