Ari women work as waitresses at a secluded hot spring inn, but as soon as they see a young male guest visiting the inn, the female instinct sleeping deep in Kokoro awakens! "Customer... I've been lonely all alone... so... just one night will be fine..." Their bodies are still in the prime of their lives, and they lovingly suck on the penis they haven't had in a long time, leading it to their obscenely wet labia...