Jacob Fu, hunted by enemies, escapes deep into the mountains, where he is saved by Bianca Nian. They share a romantic night, and he remembers her herbal pouch with mugwort. For seven years, he searches for Bianca but cannot find her, unaware she has given birth to his four sons. They reunite, with Bianca once again defending him. Mistaking Shirley Xiao for Bianca, Jacob is still drawn to her. Eventually, he uncovers the truth, and the destined couple finally reunite.