The Black Fox.

Gu Han Sen was a powerful and well-connected man in Shanghai. In the early period of the Republic of China, he adopted two sons named Liao Si Cheng and Fang Tian Yi respectively. The adopted sons grew up together with his daughter Ting Gu and their relationships were as good as real siblings. Fang Tian Yiwas an honest, kind, helpful and always cherished the sibling relationship more than anything else. Although he had one-sided love toward Ting Gu but he had to bury his unrequited love deep in his heart after knowing that Ting Gu liked Liao Si Cheng instead of him.