Based on the erotic manga by Tsukino Jougi.
It has been five years since Hiro’s older brother passed away, and during those years, he has been living with his brother’s widow, Yayoi.
Fast forward to the present, Hiro’s feelings for Yayoi is brighter than ever.
Will he be able to confess his feelings towards her?
Will Yayoi be able to reciprocate said feelings?

When 23 year old Hirose Anna finds out that her little brother masturbates to her dirty underwear, she decides to be a step ahead of him: she chooses to allow him to see her naughty side, and escalates her actions each time.
Eventually, she comes out and tells him she will take care of his sexual curiosity as his older sister: she will allow him to do anything, except vaginal intercourse, and while his requests get dirtier each time, she takes responsibility as his older sister, stands by her word, and keeps going.

You woke up to find yourself lying on the bed of the nurse room.
Then you saw a sexy feminine doctor; she was looking you down with her beautiful eyes.
She started examining you to give you a “special” treatment you hoped for…

No one dares to live in the dark forest…
Yamanobe, a friend and university professor of Aya Koji, the owner of the Aya Koji House, is interested in this ancient mansion and, with the permission of Aya Koji, comes with his assistant to search for the various phenomena that occur there…

No friends, daily beatings by bullies and even his parents have given up on Ryouichi. However, his life changes one day when a new girl transfers into his class. Chihiro is an old childhood friend, and she remembers Ryouichi. She is unaware that he has suffered brain damage from an injury he suffered while they were playing as children. Riddled with guilt, she offers to do anything for him. Taking advantage of the situation, Ryouichi demands sex from her. Her conscience does not allow Chihiro to back out, and she agrees. Ryouichi quickly learns that he is infallible in bed, that he has a secret weapon. After years of abuse at the hands of his classmates, he only has one purpose… Revenge. He sets out on a carnal, perverse journey to turn all the women that disdained him into his personal sex slaves…

Kate is the voluptuous, virginal new recruit for the Federal Space Army Security Police. Although she’s the newest detective in the galaxy police force, she’s eager to prove her worth as an undercover agent. Her first assignment is to track down the villains who have been snatching up and raping all the young women of the hot desert planet, Doune. Will she become their next victim? Can she keep her virtue intact while infiltrating their den of ill repute? No mission is too dangerous, no disguise too skimpy, no sexual exploitation too deviant, for our girl Kate to handle!

Top of her class with A’s in every subject including sports but lacking just enough common sense to find herself being the fuck toy of the track and field coach.
This time he manages to rope in another bombshell to his game.

Based on the manga by Erect Sawaru.
Miu had fallen in love with Haruka, the student council president. Acting upon her feelings, Miu sent Haruka a love letter, not knowing what the consequences of this action would be. A twisted tale of betrayal, revenge and love begins…