Shimada Naoto is a yes man, a person who never says no to anything, who just got fired since he was asked to take the blame. On the other hand, His friend from collage Yamashita Takeru, is successful and well liked among his peers. Takeru knows a friend who runs a sex shop who is looking for a well build man so he recommends Noato who needs the money.
Suzuki is a delinquent while Satou was the student council president back in high school. Suzuki and Takahashi (vice president) both confessed to Satou and he decided to be with them both (Threesome).
Story of a scientist with his two clones who look like him but their personalities are different. The original has always liked his friend Fubuki who have been taking care of him so he created his clones to find out what kind of guy Fubuki likes.
[Not much of a plot and I feel for Mimasaki]
Mimasaki is a hermaphrodite or a Futanari (who has both a penis and a vagina) that he keeps secret. However, when his coworker Kagaya finds out and decides that he wants to have sex with Mimasaki.
He was lured to the school storehouse where he was taught sexual pleasure by a masked student.
Omi is the queen at a male strip club who is very popular and sensual. One of his main patrons (Yoshitaka) who is obsessed with him brought a acquaintance along (Shinome) who is the heir to a sake brewery. However, there is a rumor that the stippers give away special service (sleeping with patrons) which Omi denies but he cant help being attracted to Shinome.
Story about a Guy's friends who saw a AV where his ex girlfriend used a strap on during sex. The three friends ended up getting drunk and had a threesome.
Takamine was asked to turn someone gay, for a physiology experiment assigned by the assistant professor. Also, if Takamine excepts, he can receive the extra credit he needs.
Manga about a nurse who haves sex with the patients in the hospital.
http://www.mangago.me/read-manga/ore_no_tantou_kangoushi_ga_kanja_no_chinpo_wo_kui_asaru_kuso_bitch_datta_kudan_ni_tsuite/
momichupa oppabu osu time