Teacher Reiko, who exudes adult pheromones, bounces her huge tits and ass while giving her students a lewd lesson! In order to teach her students the correct sexual knowledge, Reiko feels lewd when she guides a penis into her pussy! A big-breasted titjob gives confidence to a student who is worried about the shape of his penis! She was supposed to teach a resuscitation massage, but she got too excited and ejaculated with an ass job! To calm down a student who is fighting like a bull, she has a threesome in a red micro bikini! And more... Teacher Reiko's passionate sex education is very exciting!