The mountain villa of Zhejia, which was rising rapidly in the world, was miscalculated, and the villa was destroyed and everyone died. The four brothers who narrowly escaped began their journey of revenge, learning martial arts and stimulating themselves along the way. Falling in love with a member of the enemy faction, in the emotional battle, whether to choose brothers or lovers. Encountering dangers along the way, the brothers encountered many conflicts. In the end, they had to part ways or stay together forever.