San Diego. Nathan Kane is a humble introvert who works as an assistant manager at a loan and trust company. The guy also has a rare condition - congenital insensitivity to pain with anhidrosis. On Christmas Eve, three robbers in Santa Claus costumes break into the office, take a large sum of money from the safe, kill the manager and the police officers who arrived on the call and escape, taking hostage an employee Sherry, with whom Nathan began to develop a romantic relationship. After learning that the arrival of reinforcements is delayed, Kane rushes in pursuit of the criminals to save the girl of his dreams.