Elena, raised in an orphanage, works as an unassuming waitress. After assisting an elderly gentleman, she is unexpectedly entrusted with the care of his grandson, Arthas, who appears to be a mere racing driver. In truth, Arthas is a billionaire concealing his status to assess Elena's character, as per his grandfather's wishes. Discovering her authenticity and indifference to wealth, he grapples with the mounting deceit, pondering the opportune moment to unveil his true identity.