BOOK 2 Emma McCall has survived her first summer in Beacon Hills. Two months of babysitting ticking-time-bomb Lydia Martin and worrying over the status of her relationship with Stiles Stilinski have seemed to be the only problems left in the little town. But when a new threat emerges in Beacon Hills, new Alpha wolf Derek Hale starts to build his pack, pushing boundaries and threatening Emma and her friends. As the bodies start piling up, a new face could be the key to their salvation...or their destruction. And it goes by the name of Salvatore. Heliophobia: the fear of the sun. Teen Wolf/Vampire Diaries Crossover.