From Seven Seas:
Six boys and girls with psychic powers. A tentative alliance from which friendships emerge. But when Boogiepop and a mysterious little girl start showing up in their visions of the future, the six friends find themselves caught up in a chain of events that could put the entire world at risk. With both their lives and their newfound bonds on the line, can they protect each other–and the secrets they’re still keeping?

The fourth novel in the series.