Your father saved the life of Canghai Canghai. They became brothers, but when they met Ruo Tong the two fell in love with her. Ruo Tong married Canghai, leaving a wall in the relationship with Fu Xing. Then Fu Xing made a proposal to Canghai, “In the future, if the each of our first child were both sons, they would be brothers. If they were both daughters, they would be sisters. And if one of them was a son while the other was a daughter, we’ll let them be together.” After that, Canghai Mingyue did not accept that. His son was crippled at the hands of Qing Shui.