My sister, Mei, was overjoyed to finally have a boyfriend again, so I challenged her to a bet on whether they would break up. As expected, they split up immediately, so I, her younger brother, ordered her to become my sexual servant dressed in an embarrassing maid outfit! Despite glaring at me with dissatisfaction, she gives me creampie sex in a hip-grinding cowgirl position! Crossing the line between siblings for the obedient intercourse of master and maid! Her mouth and tits are all mine to use! I train her to squirt and climax using toys like remote vibrators, wand massagers, and vibes! At first, she did nothing but complain, but once she straddles my cock and I order her to fuck, she can't stop grinding her hips and cumming! For three days, it's non-stop sex with my maid sister in this reversed-role relationship!