HOSHINA

He became my step-brother when my mother remarried, and he's always been sadistically nasty to me. From the time we starting living together the teasing escalated, leading to a more perverted angle. Then one day he becomes my homeroom teacher! At home and at school, the orders come thick and fast... Why can't I stand up to him...!?

Nao is in the hospital for an arm and leg injury. Her doctor, Subaru, who is Nao's first love, examines her sensitive spots by touching and licking…! One day, Subaru finds the sex toys that Nao's friend brought for a joke. Nao gets an endless orgasms from the vibrator and nipple electrode! Subaru's "examinations" on Nao gets kinkier and kinkier. Finally they end up being in the break room with other doctors around...!

Sumire is a young woman who often makes mistakes at work and hasn't ever had a boyfriend in all her 25 years of life. She begins to wonder if her day to blossom will ever come. Then the day comes when Hayato, a young man who can speak 5 languages fluently and attends one of the country's most prestigious universities, enters her company as a new part-timer. Hayato ends up helping Sumire out numerous times and all is going well until he finds out… she's a virgin. What's she to do when he leans over her and tells her, "You wanna try it? I'm really good." And to make matters worse, he comes out and tells her that he is going to start living with her. Sumire's life was like a dried up desert but now things are about to get a lot more interesting!

Sayori has had bad luck with men all her life. One day, she gets drunk and starts reminiscing her old clubmate, Kimika, when she moves in next door! What sort of past do the two have and what sort of future will they have now that they've met again after all these years?