Chen Dong, a down-and-out young man, went to seek refuge with his brother-in-law. When he first met his beautiful and gentle sister-in-law Su Xiaoya, his heart palpitated. During the days when he was living under someone else's roof, Su Xiaoya's care and attention made his feelings even stronger. Unexpectedly, his brother Chen Fang ran away due to a huge debt of 6 million. Chen Dong stepped forward to protect Su Xiaoya, transforming from a young boy into a tough guy who dared to fight. He dealt with the charming female boss Lin Moli and the innocent but betrayed Tang Xiaofu. He struggled in both black and white, risking his life again and again to protect Su Xiaoya.
