After a brief encounter with feared underworld kingpin Long Haotian, Su Wan vanishes carrying his unborn children. Five years later, she returns with a son and daughter, only to collide with the man she once fled. When Long Haotian learns the twins are his, he refuses to let their mother disappear again. As he fights to earn Su Wan's trust and embraces fatherhood, ruthless rivals turn the children into weapons against him. With danger closing in, Su Wan must decide whether the man she fears can become the family she needs.
