Injustice begets a criminal. Kool is an artist without prospects, a black belt in karate, and in love with LaShawna, poised and college bound. One night she witnesses a stabbing and discovers the victim is a cop as he dies in her arms. She's jailed for murder by the infamous Ramparts Division of the LAPD. Kool wants to prove her innocence, and Tully, the cynical detective in charge, ignores LaShawna's case but uses Kool to break up an incipient crime operation. She's in danger because the guilty parties fear that the officer talked before he died. While in jail awaiting a hearing and legal help, she's beaten to death by a rogue cop. Kool vows revenge: the Hot Boyz are born.
When a virus leaks from a top-secret facility, turning all resident researchers into ravenous zombies and their lab animals into mutated hounds from hell, the government sends in an elite military task force to contain the outbreak.
Mike Sullivan works as a hit man for crime boss John Rooney. Sullivan views Rooney as a father figure, however after his son is witness to a killing, Mike Sullivan finds himself on the run in attempt to save the life of his son and at the same time looking for revenge on those who wronged him.
Twenty-eight days after a killer virus was accidentally unleashed from a British research facility, a small group of London survivors are caught in a desperate struggle to protect themselves from the infected.
Tenacious homicide detective Cassie Mayweather and her still-green partner are working a murder case, attempting to profile two malevolently brilliant young men: cold, calculating killers whose dark secrets might explain their crimes.