Awake or asleep, Finn has never though of herself as any kind of hero, but she comes into her power as a Dreamwalker -- people who fight the monsters in other people's dreams -- by realizing her brother in a coma is the one calling out to her.

With her brother, Noah, in a coma and her high school social life sinking every day, Finn Driscoll is ready for a fresh start in college. When she sees Noah in a dream, he begs for her help. She shakes it off as just a nightmare-- but it keeps happening. Finn confides in her grandmother, only to learn her family are Dreamwalkers-- able to step into the River of Dreams and fight the monsters in other people's nightmares, freeing them to face the problems in their real lives. s hard as facing this challenge might be, Finn will do anything she can to save her brother. -- adapted from jacket