Reina is a tutor and looks after her boyfriend's younger brother, but the younger brother gradually becomes sexually interested in Reina and approaches her! "It's not fair that I have such beautiful women as my brother!" Eventually, the older brother plans to invite his younger brother into his sex with Reina... He inserts his penis into the soft-skinned college student who is so comfortable to hug! He cums inside her repeatedly to bring the brothers closer together!