Female teacher Miki Sunohara x sex therapist trainee Yumika Saeki. A crazy lustful lesbian sex between Miki, who has a sensitive zone in the back of her throat, and Yumika, who torments it with her snake tongue! The more they do it, the more greedily they seek each other's bodies! Licking each other's naked bodies all over x violating the back of the throat with an extremely thick dildo, and raw saliva dripping down! A super perverted lesbian sexuality is fully exposed! Falling into the bottomless swamp of a lesbian's lewdness!!