Tiaoleng, a wealthy businessman in Phuket, is mysteriously murdered. His grandson, Chalumpol, returns to uncover the truth behind his grandfather’s death.

In the midst of the investigation, Chalumpol crosses paths with Nampueng—a woman he once knew and had feelings for. But now, she carries a shocking new title: his young step-grandmother. As secrets unravel, so do forbidden emotions that challenge both love and loyalty.