feed on (someone's) curiosity

Translations
питаться любопытством (кого-то)
The mystery novel feeds on the reader's curiosity.
Детективный роман питается любопытством читателя.
Definitions
To take advantage of or exploit someone's desire to know more, often by providing just enough information to keep them interested or by manipulating their inquisitiveness for personal gain.
Words
feed

verb
питаться
on

preposition
на
someone

pronoun
чьей-то
s
принадлежность
curiosity

noun
любопытство