Not in Vain

Disabled General Lu Ji X Substitute Marriage Partner Mermaid Yu Xiaoman. My name is Yu Xiaoman, Yu comes with the Yujia village, the name of the place where you saved me; Xiaoman comes with the festival, the day you saved me seven years ago and the day we first met..... The story of Yu Xiaoman, a young mermaid who knows how to repay the kindness and gives his everything after a substitute marriage.