At the paid nursing home "Smile Life Home" with caregiving services. A cozy facility with many male residents. Young and cute caregiver Ren starts working there, diligently taking care of the elderly. But her devoted appearance sparks lewd fantasies in the old men. They use a small mistake to threaten her with "medical violation." The honest girl gets shaken and lets the old men toy with her young body. The vulgar and obscene acts of these men who have given up on life escalate day by day, and Ren's pitiful life of continuous violation continues today.