When his wife Sienna dies in a mental hospital, Wayne is fooled by the cunning Alison into taking home the wrong daughter. Little does he know, his wife is still alive, reborn as her ruthless ego Scarlett and determined to reveal Alison's treacherous schemes and enact vengeance in her daughter's name.
When Enzo, a genius F1 racer from a wealthy family, and Sierra, a rebellious girl raised in a repair shop, unexpectedly become step-siblings, sparks fly. Despite their clashing backgrounds and emotional scars, passion brews between them.