For just an hour, the doors to Litersum can open to give people the opportunity to get into the heart of their favorite stories. Riley Bell is an anti-muse who has the power to transport others between worlds. She makes money by conducting excursions in Litersum for readers. When a reader disappears during one of her visits, Riley realizes she is caught up in a complex game. She is the only link in a chain of strange and mysterious events. Now the girl is the main target of Noah Carver, a detective from the world of Litersum. To prove his innocence, Riley will have to cooperate with him. But every step they take can have irreversible consequences, because at any moment the doors between worlds can slam shut, and memories can be lost forever.