Chev Chelios, a British assassin living in Los Angeles, was poisoned by a powerful and deadly synthetic drug. Called "Beijing Cocktail" because it obstructed the underworld. With less than an hour to live, Chev will have to use all the help he gets from the doctor and use all the tricks in the book to keep his heart rate high at all times, so that the adrenaline in the blood avoids fatal effects. Of toxins. Now, his heart beats faster than anyone else, and when Chelios crosses the city streets in search of an antidote. And revenge against the arrogant criminal Ricky Verona, he discovers that he has to speak nonsense about drug dealers, murderous murderers and a group of bullies. But can Chelios live long enough to protect his loved ones and survive this day?