Like a Thousand Years of Snow

If we meet, you promise me a hundred years If we are separated, I will be worried for a long time. One was the woman he fell in love with at first sight, the woman he had been obsessed with and had spent a lot of effort to catch up with; The other is a passionate woman who once pledged herself to save his life, but she has a grudge against his beloved for killing his father. Entanglement and two lingering loves, one reluctant to give up and the other unfulfilled. Love is just a shackle after all, right? How come they are so trapped, yet they can't find any way to free themselves...