I think that Lan Zhan's song can be understandable and sad for everyone, the melody is so nostalgic that it really pulls the strings. Basically he talks about his longing for Wei Ying in the entire song, the promise that they made together, his conflict about what is right or wrong. There are so many lines that I love of that song but It made me so emotional when he said "I hope that you have been well, that you have suffered no illness or harm since our last farewell". That was the only thing that Wei Ying deserved, someone that was concerned about him and that would always look for him. omg, this is gonna be so long... I believe that you can feel Wei Ying's song only if you really relate to him and understand his values and his mindset, not everybody at the end of the drama grasp it, because there are so many things that seem really questionable of his behaving at first, but if you come back, actually they are gonna make sense and will give you a different view of him. The song is not sad as the other songs, (but still breaks me the most because I feel Wei Ying's character like he's a part of me) in the way I see it, because he always thought about the things that he cheerishes and has a really hopeful and clear view about the world. He never felt regret, resentment, hatred, he always fought with his head held high and never pitied himself. I love it that when he talks about Gusu and his meeting with Lan Zhan when they fought on the rooftop, is not a gloomy reminiscence, but a happy memory. The thing that made me sad the most, was how he kept slipping details about Yunmeng and the lotus during the first part of the song, it's so heartbreaking the way he talks so lightly about what happened like it was just an experience like one another and when he says "instead of leaving behind a name for empty fame, I rather have a cup of fine wine". The sentences that were the reason why I love this man as I've never loved anybody else "I have nothing but courage anyway, so why would I fear the words of others" and "standing in front of the still existing gossips, what's the need to explain when my heart is still the same". I feel like Wei Ying is the most misunderstood character, not only from the people in the drama, but also by the viewers and that kinda hurts me. I'm glad there's someone who understands his choices, even if it's not a thing for the most part of the public.