Yin Xue lives in a world where advanced technology determines soulmates, but she’s an anomaly—someone born without a match. Meanwhile, Lin Yang has spent his life searching for his fated soulmate, only to discover she died before they could meet. When Xue and Yang cross paths, their undeniable connection defies the system. Xue soon uncovers that she is the destined soul of Yang's true match, but the technology failed to detect her. Together, they must decide whether to follow fate or rewrite their own destiny.