SDJS-336 What happens if you shoot 15,000 ml into an enema? ] SOD female employee found it painful at first while seriously conducting anal sex & AtoM practical research, dripping intestinal juices The result of an intense enema led to a massive release,

Film Introduction

A lab that seriously studies sex, SOD Sex Science Lab. This time's theme is "intestinal juice." A thorough report by a female researcher who subjects herself to cleansing, dilation, enema, and anal intercourse. Turning pale-faced, he bravely took on the enema endurance test・AtoM・3-hole fuck experiment, using the entire SOD headquarters for a record of research involving 15,000ml of intestinal fluid spraying.