Climax! Climax! Penis Research Target Kensuke Mr. Sasaki Saki GRMO-297

Let's develop this serious gentleman, perfectly suited to a suit, into someone with an unstoppable climaxing physique♪ Mr. Kensuke's request is to develop... a paused climax! Crawling on all fours with his anus exposed, masturbating with lubricated gauze to make his erect tail penis hard! The more he endures, the more sensitive he becomes, his waist spasms into a demonic climax! Pursuing masturbation, internal ecstasy, male ejaculation squelching!!