After the shower incident, an obsession grew inside of me. Lia's hushed words outside of the bathroom door kept swirling around in my head. "It was amazing... and hot... and he's not my real brother." She obviously wasn't disgusted, or repulsed by my show. On the contrary, it may have been a turn-on. I wondered if her panties got wet. I wondered if she reached down between her legs and rubbed her clit, at some point. Her...

As the summer stretched into fall, no more erotic incidents happened between my step sister and I, but she was all I could think about. I wasn't even interested in other girls in my town, that were closer to my age. I was suddenly taking notice of the developing curves on her body, the self-assured way she walked around. Lia was no longer the gangly, stick-thin sister, that I ignored. She was emerging into a sexually char...

Our family adopted Lia when she was just a baby. We grew up together, thinking of ourselves as brother, sister. She was from northern Saskatchewan, on an Indian reservation, and was given up for adoption by her mother who couldn't take care of her. Fast forward a bunch of years, she was sixteen and I was eighteen when I stumbled upon a scene that would ignite feelings of lust and the forbidden. I came home early from high...