Born with the rare disorder CIPA (Congenital Insensitivity to Pain), Nathan Caine’s life is a testament to caution. His parents raised him indoors. He blends his food so he doesn’t chew off his tongue — even wears a timer to remind himself to use the bathroom every three hours. But when his bank is robbed and his new love taken hostage, he will turn his greatest liability — his inability to feel pain — into his greatest strength.