If there is someone who is willing to be by your side, even if there is no words but just being by your side, I think it is a kind of happiness. Even if you lose everything, as long as you stop and look around, there will definitely be someone somewhere you can see. Please don't be sad, don't despair, and no matter what, please don't forget that you are by no means alone.
You once swore to her, you said, if you had the chance, you would still not let her go.
So I will eventually let it go.
So be it.