Su Qingyu's face was pale and haggard, she beat on the locked door with all her might.,Cheng Rujin walked step by step to Su Qingyu's side, his voice gloomy: "Sister, he's not incapable, it's just that he's incapable when facing you.","You have nothing on me except for being the legitimate daughter of a Marquis's family. If it weren't for your family background, how could you possibly surpass me"。