When Danielle is banished to special education because of her misbehavior, she joins Clarke on a road trip to discover themselves.

Chelios faces a Chinese mobster who has stolen his nearly indestructible heart and replaced it with a battery-powered ticker which requires regular jolts of electricity to keep working.

Injected with a lethal poison, a hired assassin tears through the streets of Los Angeles for revenge and must keep his heart rate up to stay alive.