My father's new wife is incredibly cold to me, her stepson. One day, reaching my limit, I mixed an aphrodisiac into her drink and made my mean stepmother take it. Suddenly, her skin flushed pink, her breathing became heavy, and she twitched at the slightest touch—she was completely in heat! When she started drooling with her tongue out, I forgot all my frustrations and fucked her. She moaned with such a vulgar ahegao that I couldn't stop creampieing her...