After a cold-blooded murder attempt by her partner and sister, Seraphina Frost, a powerful CEO, survives but awakens with the mind of a child due to severe trauma. Lost and alone, she crosses paths with Lucian, a mysterious heir fighting his own family’s schemes. To defy his manipulative stepmother and protect his interests, Lucian offers the 'foolish' girl a marriage of convenience. He names her his 'Little Darling,' intending to use her as a shield, only to find himself fiercely protective of her innocent soul. As Seraphina’s memories slowly resurface and the truth of her accident comes to light, the stage is set for a powerful clash between corporate greed and a love born from the shadows.
