A story depicting the days of five female medical students who collect sperm from the back of their throats!I like erotic and dick service... I'm good at deep throat and licking techniques... A semen collection department where only selected female college students are enrolled!Ezu in the back of the throat, pull sticky drool, and suck the semen!Collecting semen for medicine with personal and teamwork!In addition to the 5 corners of all oral ejaculation, everyone is in production!