After Thousands of Years, Life and Death Follow Each Other

Who pushed open the door of thousands of years and shouted her name hoarsely over and over again, hoping that she would change her mind? Who resolutely decided to forget about each other, but still reluctantly took away the tokens that could find each other? He is decisive in killing and cold-blooded, but he loves her to the core, but... She was smart, stubborn, and proud, but she allowed him to trample on her bottom line again and again...