After I Went from Fiancée to Adopted Sister, the Young Master Wasn't Having It: Crying, Throwing a Tantrum, and Flirting

My mother once saved the life of Commander Shen, who lived in the military compound. Back then, Commander Shen's wife, Aunt Cheng, had kidney failure and couldn't find a matching donor, even after searching among all their friends and relatives. My mother, who worked as a maid in the Shen household, volunteered to get tested and donated one of her kidneys, saving Aunt Cheng's life. Grateful for what she'd done, Mrs. Cheng immediately decided to arrange a marriage between me and her only son. Shen Yixi was notorious in the military compound for being a troublemaker, but Aunt Cheng doted on him. She said that marrying him would ensure I could live comfortably in the Shen household for the rest of my life, with every right to be there. But Shen Yixi had always resented the marriage. He looked down on me as "the maid's daughter"