Angel joins Doyle's crusade to save helpless demons from The Scourge, pure blood demons who persecute those of mixed blood.
Berluti prepares for the trial of his life, hoping to prove high-voltage power lines gave his clients cancer.
Jack and the team search for Tara Patterson, a brilliant 16-year-old private school student who was last seen by her friends at a bus stop. Tara appears to be the perfect daughter, but the honour student was buying drugs, and the agents wonder if the disappearance is related to the pills she uses.