Succubi are demi-humans that arouse sexual desire in men and cause them to have obscene dreams. One such succubus, Satou Sakie, is extremely careful in every facet of her life, from where she lives to the trains she rides to the clothes she wears, so as to avoid causing these reactions in men. With girlish dreams such as romance and marriage so far out of reach, she thought she'd reached a compromise in her own life, but something changes when an accident causes her to grab Takahashi Tetsuo's hand...
B-But I've never had any romantic experiences!
!لكنّي لم أحظَ بأيّ تجارب رومانسيّة من قبل
A-Aber ich hab doch gar keine
Erfahrungen mit der Liebe.
Pero yo no he tenido
experiencias románticas…
Pero yo no he tenido
experiencias románticas…
Moi, je n’ai jamais eu de copain…
M-Ma io non ho mai avuto esperienze amorose...
É-É que eu nunca tive nenhum 
tipo de experiência dessas!
Н-но ведь я ещё ни разу не влюблялась!