Yuuji had been living by himself for a month. Just when he was starting to feel lonely, a girl comes to his house and tells him that she’s his imouto from a past life! The other girls accompanying her explain that he used to be a maou, and they all decide to live in his house.
Akihiro has no parents.... One day, he starts living at Serina's house. She is actually the principal of her school and forces him to have sex with her.... Two years later, a woman, Mirei, appears in front of him. She is a younger sister of his father and tells him that all the property his grandfather left has been given to him.... Akihiro soon plans to take revenge on Serina, but he accepts Serina's offer that he can own the Saotome sisters, Seira and Juria. He isn't actually interested in women, but Seira is the exception....
One day, Yasuhiro meets a female maid. She seems to have lost all her memories.... Therefore, he takes her to his house and she starts living there. According to her, her job includes not only housework but also erotic things.... Like this, his paradise life with her starts. However, there are two girls who don't like her. Matsuri, his old friend, and Shiho, his cousin. They also start living at his house. There are one boy and three girls at his house now. Something will happen...? Maybe....
Haruki starts living at his relative's house, where four girls live. They seem to be all his sisters, though their mothers are all different. His father is a famous magician, who can actually use magic. Haruki hears that his father practiced magic to them and disappeared...
There is one and only way to remove the magic. That is to keep close relationship with each other. However, it is full of temptations for Haruki to live with four girls...
"Can I live with these pretty girls without...?"
One day, Daisuke, a reporter, visits an old Western house on the hill. There are Sumi, the owner of the house, and her five daughters. "You are a selected man. Yes, you can make a baby with my daughters and get everything here...." Though Daisuke still can't believe it, he starts staying at her house. Erotic and deep relationship with the sisters.... What is the secret of this house? What will happen to Daisuke?
Yuichi lives with his older sisters, Mikoto and Haruna. Though they don't have their parents, they live a peaceful life...
Just before summer holiday, Wakaba, his classmate, suddenly says to him, "I love you... Please be my boyfriend...?" Yuichi likes Wakaba, but...
After long consideration, he decides to date her. Wakaba is happy to hear that and soon tells Mikoto and Haruna about it. Yuichi can see surprise, confusion and sadness on their faces...
Through summer holiday, whom will Yuichi choose as his girlfriend...? Wakaba, Mikoto or Haruna...?
Autumn has arrived in Tenshin and Yuuto is attending the prestigious Reimeikan girls’ school since his old school closed due to financial difficulties. He lives at a shrine, so he helps out occasionally. One day, he was asked to be an observer for a duel between two Tenjou sisters, Rio and Kikyou, to decide on who is deemed the successor of the family. However, there was an accident and somehow Rio ends up living with him.
Yoshitsune lives at the house of his childhood friends, Orihime and Otohime.
One day, Otohime makes a strange drug, which can bend time and space, and Yoshitsune gets the power.
With the power of the drug, Yoshitsune invites various historical people and they get panicked! He tries to send them back, but he doesn't know how...
Like this, Yoshitsune starts living together with them...
Shigeru works for a railway company. He just works lazily and enjoys train molestation every day.... One day, he finds a cell phone website, "More excitement? Train melestation community." He soon gets interested in the website and takes action for the next target girls....
Momo, Aoi and Yuzuha are love rivals for Kento. This spring, the four of them are the school council members for Yumegaoka Gakuen. One day, while investigating the rumor that there’s a pervert in the school, they come upon a tentacle monster and twin sisters! Caught by the clutches of the tentacles, everything looks bleak when out of nowhere the angel Loveriel appears and gifts them with the ability to transform into Holy Angel Djibril! Oh, and their power comes from Amore, which is recharged only from H. Ahhh Djibril…
Phew, I was so surprised...
Why was I surprised? A beautiful woman suddenly came to my house and said she would work as my house maid. Of course, I was glad...
I'm Koji. It seems my grandmother sent her to me...
But how come...?
Hiroto doesn't wanna go home... because of his three older sisters.... Two weeks ago, his father suddenly got remarried to a woman who has three daughters. Therefore, he has three older sisters now.... Since his father and new mother are now on honeymoon, there are only him and three older sisters at his house...
Protagonist Yosuke Ikeda was reminded of his own shortcomings in the daily presence of cool-headed, talented, universally popular lady Saya Mikogami. She saw him being humiliated for his lewd tendencies and decided to fix him up by taking a private holiday to an uninhabited island. At the same time as they trained Yosuke and Saya became lovers, as she showed him the ways of sexual discipline... a splendid baby-making life with the cool, perfect older girl!
Yukino has a daughter, Emi. One day, Emi brings her boyfriend to her house. But they have a quarrel and she leaves the house.... Yukino enters Emi's room and says to him, "Well, I'll teach you how to have sex...."
One day, Hiroyuki notices that Nami, his old friend, is molested in the train. Since he has no courage to stop it, he just puts his bag between Nami and the molester.... The molester soon leaves the train.... But Nami says, "I'm still sexually excited...." Since then, his life completely changes. He just molests Nami in the train every day.... Also, his classmate, Nami's younger sister and his older sister join them....
The main character is a night security guard. One day, a thunderbolt strikes the shop he works and all mannequin dolls start moving! They can move only during nighttime, but they want to enjoy going out. "We'll be able to move longer if we are struck by something like thunderbolt again?" "It's easy. Let's just have sex..." Like this, his sex life with pretty girls starts...
Seigo, who moved to this island a few years ago, now lives a lazy life with his friends. He thinks his life will be happy if he has a girlfriend. There are actually pretty girls at his class, but he has no motivation to take action. Like this, his lazy life continues...
One day, he knows that the school will be closed down. He doesn't care at first, but all students strongly object to it. He thinks, "If I solve this problem, I'll be popular among girls...
Ok, I'll do it!"
Katsuma is just a go-boy of his female bosses... Whenever he has a battle against Silverstar, a hero, he loses...
One day, when he has another battle against Silverstar, his bosses suddenly trap Katsuma and Silverstar. When he regains his consciousness, he finds himself being taken care of by Maria, another Silverstar. Katsuma is attacted to her kindness..., no, he just sleeps with her... However, he acquires a special power by sleeping with her...!
He soon decides to take revenge on his bosses...
The main character is good at inventing something odd. He is actually the boss of the science club, which is famous for the invention of strange creatures. He now secretly thinks, "I wanna adapt the girls!" He decides to call the adapted girls "Zettai Bishoujo". There are three Bishoujo at school, Sayaka, Maria and Mana....
Yuya suddenly takes in charge of a substitute sick-room teacher of his school though he is still a student. There are a lot of his childhood friends at school, so he is excited to do physical checkup. His evil ambition gradually comes out and he decides to make all female students pregnant...!
