Rinpei Oikawa says goodbye to urban living and begins anew in a peaceful coastal village, where he finds work at a fellatio parlor. Together with his co-worker, Makoto Hanamura, Rinpei starts his unconventional job and is soon asked by Hanamura to instruct and guide novice employees in the art of oral pleasure. But during these training sessions, Hanamura unexpectedly discovers Oikawa's hidden sexual preferences.