Marina, a stepmother, is forced to film an erotic video after her stepson and his friends find her having sex with her husband and masturbating in broad daylight, which is her daily routine. At first, she is afraid and confused, and hesitates to get naked, but her body can't stop throbbing in front of the young cock... And then, her reason collapses in the pleasure she hasn't felt in a long time, and she becomes a sex slave...!