After posting a one-star review for a poorly written--but gruesome--horror novel, Emma Carpenter is dragged into an online argument with the author himself, but when disturbing incidents start happening at night, Emma digs into his life and work, discovering a sadistic man who is capable of anything.

"Detective Alex Cross is being stalked by a psychotic genius, forced to play the deadliest game of his career. Cross's family--his loving wife Bree, the wise and lively Nana Mama, and his precious children--have been ripped away. Terrified and desperate, Cross must give this mad man what he wants if he has any chance of saving the most important people in his life. The stakes have never been higher: What will Cross sacrifice to save the ones he loves?"...

Pippa Fitz-Amobi is haunted by the two murder cases she solved, by the victims, by the attention her crime podcast garnered, and by the survivors, which is bad enough--but then it starts to feel like someone is watching her. Pip is about to head for college. She's blindsided when it starts to feel like someone is watching her. Small things at first: a USB stick with footage recording her and the same anonymous source always asking her: who will look...