Shuang Wan and Mu Nansheng were childhood sweethearts. Mu Nansheng, an illegitimate child, grew up in the shadows of inferiority, while Shuang Wan, the radiant young lady of the family, was adored by Old Master Mu. When Mu Nansheng was finally acknowledged by the Mu family, he faced nothing but scorn—except for Shuang Wan, who became his only light. They fell deeply in love, but Mu Nansheng could never escape the darkness of his birth. Consumed by insecurity, he both worshipped and resented Shuang Wan. On their wedding day, in a twisted act of self-sabotage, Mu Nansheng faked a car accident and pretended to lose his memory—only to "fall in love" with Shuang Wan’s half-sister, Shuang Ning. Like him, Shuang Ning was illegitimate, and he wanted to test whether someone who once looked down on him could truly love him. Worse, he sought to dominate Shuang Wan, forcing her to grovel to satisfy his wounded pride. Blind to his deception, Shuang Wan desperately tried to prove his love still ex