When the River Is Full of Wind and Rain, I Wake up Alone - Beichen

One is Ouyang Muxue, a famous killer in the world, and the other is Xuan Yuchen, the third young master of the Xuan family, the largest family in the world. The two met because of a mission, and the two people who were at odds with each other were closely connected because of Beichen's secret... Meet, get to know each other, and fall in love. At this time, I discovered the truth behind everything. Is it family affection or hatred? How to choose...