It's about two soldiers fighting side by side and agreeing to live and die together. If it's not to be interpreted as worrying about beauty, that's fine.
But I recommend Song Yue in Chu Ci. The full text is reproduced as follows:
What happened on the boat tonight,
Today, I must be in the same boat with the prince.
Shame, shame, shame.
My heart is restless.
There are trees in the mountains and branches in the trees.
I don't know.
This is the praise and admiration of the Vietnamese (male) for his son Xi. This is the true love you want.