Pulse — Echo Heron

When sweet young Chloe dies in the recovery room after a routine appendectomy, nurse Adele Monsarrat's suspicions are aroused. It is the third sudden death among the hospital staff in a year, and Adele is certain one of her coworkers is behind the onslaught. But who in this pressure cooker workplace - where drugs, sex, and odd spiritual practices serve to ease tension bears the mark of true madness? As Adele starts probing, the fever of fear soars, and a brilliant maniac watches and waits...