A young wife orgasms in front of her husband as she is pistoned from front to back by elderly delivery drivers overflowing with physical strength and muscle. A threesome on the delivery truck and at home... Lanlan, who lives in the downtown area, and her weak husband start working for a delivery company for their livelihood. The husband with no stamina is looked down upon by skilled drivers and eventually starts making moves on Ranran behind his wife's back.
