Kai 'Sin' Lyon Lips are the gun. Smile is the trigger. Kisses are the bullets. Label her a killer. Born into a dog-eat-dog world, it didn't take her long to learn how to survive . A gun was a safety suit and a bullet was an escape route. Being the only daughter of notorious Drug Lord Cruz Lyon, she was protected as well as tested. In her 21 years, she'd seen more death than a mortician, but one thing she knew for sure... You don't know what you're alive for until you know what you would die for .