In a unique setup where married women work as delivery health service girls, hidden camera operators are called into the rooms to secretly record them with CCD cameras. Although the establishment prohibits actual intercourse, the frustrated desires of these married women surface as they secretly engage in penetration. Captured from multiple angles, these women—unaware they are being filmed—honestly and realistically express their inner urges as they perform their work to satisfy their own needs. Every genuine expression, movement, and moment of atmosphere is carefully recorded, drawing viewers in with its raw authenticity.