Multi-work series list:
1.) Succubus no Rinjin / A Succubus' Neighbor
Hal had a problem that he couldn't tell anyone. He's been having lewd dreams recently, night after night. Appearing in those dreams are his neighbors, a mother and her daughter.

2.) Succubus no Rinjin 2 / A Succubus' Neighbor 2
The female protagonist's older brother and his succubus wife are going on a trip all by themselves, so she was asked to look after their son, her nephew Takeru.

3.) Succubus no Rinjin: Onomiya-ke no Oyako / My Succubus Neighbour, the Mother and Daughter Case of the Onomiya Family
The Onomiya family carries the succubus gene. This family has a daughter named Saki, and the boy next door named Komari, is her childhood friend from infancy. They are in a boyfriend-girlfriend relationship, but one day Komari was shown a naughty dream by a succubus; and his partner in the dream was none other than Saki's mother...