I'm a college student who's staying with my brother and his wife. My sister-in-law Airi promised me that she'd do whatever I wanted if I got 100 points... and while my brother is away, she's my personal sex maid! "I'm embarrassed...!" She becomes a maid and forces me to serve her with a creampie! She gives me a bubble bath, a blowjob, and even makes me cum with toys and a creampie in the cowgirl position! "Don't do it so hard... I'm cumming!" My tsundere sister-in-law was strong at first, but she moans and climaxes over and over again! Even after marriage, she's still a woman... before I know it, she's at the mercy of my dick and falls into pleasure!