Trevor Toffan

Based upon the book and real-life story of FBI profiler Candice DeLong, "Killer Instinct" chronicles DeLong's pursuit of a serial killer who, after attacking her close friend, chooses her as his next victim.

Eight-year-old Ralph, his mother and younger sister come to the pool for another swimming lesson and for the first time in his life find himself in the men's locker room. Alone.