Bai Qiandu's life turned upside down on the eve of her wedding, when she received news of her fiancé Zhongli's death. The shocking revelation came with the discovery that Zhongli had been battling severe depression. Was his death accidental or was it a premeditated suicide? To unravel the mystery behind Zhongli's demise, Qiandu embarks on a journey to retrace his final steps. Along the way, she uncovers an unexpected truth...