...didn’t expect to walk in on this. Grandpa’s slumped against the brick wall while she straddles him, thick thighs squeezing his hips like a vise. Her mouth hangs open, mascara smeared from crying out—not from pleasure yet. She knows. Knew someone was watching through that crack in the door. Slides up and down slow at first, just teasing... then suddenly slams down hard enough to make the bricks rattle. His hands grip her ass but she shoves them away—she’s calling every shot now. Whispers ‘fuck me harder’ like a confession while her tits bounce with each thrust...