Long Xin, the illegitimate daughter of the Long family, wandered for 12 years before returning to the Long family after changing owners. With an ordinary appearance and a weak personality, how can such a woman survive in the Long family, a family where the jungle is strong and the strong eat the strong? The three brothers and two sisters above her all looked forward to the day of bullying the youngest "poor" sister, but the eldest brother, who controlled the real fate of the family, developed a special affection for the little sister under his cold mask. He even discovered that this ordinary-looking sister actually had an amazing background...