Rescued, moments from death, by a mysterious Death Eater, Hermione becomes obsessed with figuring out which of Voldemort's supporters risked his own demise just to save her life.

At the behest of Lord Voldemort, Severus Snape is forced to commit a deplorable act against one who should have been under his protection. Bound by Dark Magic, he and Hermione Granger must learn to trust one another and themselves as they work together to thwart the dark plots surrounding them.