Because it is impossible to take a broadsword to the streets at ordinary times, and the man and woman you killed are actually imaginary enemies.
Take a bold guess, no kidding:
1, you are male, because broadsword is sexual in some ways;
You like your girlfriend very much and are worried that she will move on.
3. Rehearse once in a dream, and the worst situation of rival in love will appear, and prove that you are the strongest person and satisfy yourself psychologically;
Surrender is rational and logical, which shows that you are also a wise man. Therefore, in real life, you should not use violence to solve problems.