This modern urban family drama follows Qin Yanchuan as he reunites with his younger sister, Qin An'an, who has been exploited and bullied by the Qiao family for years. Cold-faced and domineering, he strikes back on the spot, systematically exposing and settling scores with the Qiao family, school bullies, family insiders who betray them, and oppressive forces in the business world. In the end, Qin An'an finally gains a real home and learns to stand up for and protect herself.