Nozoki Ana is about an art student named Tatsuhiko Kido. After moving to Tokyo into a new apartment to attend art school he notices a hole in the wall, at first he sees nothing through the hole but one day he sees a girl masturbating so he goes to her apartment to tell her that there is a hole between the wall, he meets her and tries to chat but she walks back to her room so Kido follows her, he trips and he end up being on top of her, so she takes a picture and says to Kido that she will erase the picture if he agrees to expose each other. This begins a life of "peeping" on each other. The story follows Kido through several relationships and his everyday life while he copes with being peeped on by and encouraged to peep on his neighbor; Ikuno Emiru.

Yoshizawa Kaede is the perfect student who waters the plants and greets the security guard everyday before going to class. The security guard, Hiragi, masturbates to pictures taken of her secretly everyday. She has a boyfriend who plays sports and a best friend named Nishino Youkou. One day she saw Youkou having rough sex with the new security staff, Kusuda. She stands then in shock when Kusuda pushes up behind her and grabs her…

Based on the erotic manga by Shiwasu no Okina.

Angels and demons had fought over a long time to see who reign supreme. In order to bring closure to this feud, an angel named Sera and a demon named Firika were sent to the human world to finish this competition by contending for the love of a human named Yamato. Thus, Sera and Firika compete to for Yamato's love and the supremacy of their entire race, through any means necessary.