A grieving mail carrier finds a mysterious letter that resurrects her husband from the dead, with the race against time she must make three sacrifices before he's banished to the abyss for eternity.

Scott Keyes is a brilliant but misanthropic computer hacker who generally prefers the company of computers to human beings. But Keyes' life is about to be turned upside-down. Thanks to some code-breaking by his partners Hunter and Gazelle, Keyes is finally able to unlock AIMEE, an incredibly advanced Artificial Intelligence program that appears in the form of a beautiful and seductive woman. But what a smitten Keyes doesn't realize, and what Gazelle soon discovers, is that AIMEE is an advanced infiltration program and has been designed to learn from whoever downloads her, become whatever he most desires, and in the process, to take over, control, dominate, replicate, spread - and ultimately destroy anyone who opposes her.

Lisa McGrath is a high school girl given a supernatural gift allowing her to see angels and demons. With the help of a mysterious boy, Lisa finds romance and danger as they fight alongside angels to rid her hometown of demons.