Former underground world supreme Lin Fei, willing to live under an assumed name to protect his parents, becomes the dedicated driver of beautiful female CEO Su Wan. Facing internal and external troubles in the company, underworld threats, and family conspiracies, Lin Fei resolves the crisis single-handedly, and even discovers that Su Wan's father is poisoned with a rare venom. He is both a driver, and a divine doctor, martial arts expert, and backstage big boss. When all opponents are cleared and the truth comes to light, Su Wan finally understands—this "little driver" is her greatest reliance and destination in this lifetime.