Shinitagari-kun to Inma

Synopsis

One day, Takeru, who is a hikikomori with no job, no money or girlfriend, suddenly meets succubus Rui out of nowhere. Since then, he has been having sex with Rui every morning and every night. His savings are running low, and when he tries to find a job, he is seduced by Rui... Will life with a sex-crazed demon really work out? (Source: Kaiohsha, translated)