He was a young master from a noble family, but he was forced to disappear due to family changes and lost his lover.
When he finally came back, what he saw was the cold body of his lover.
And his lover was Song Qingyu, a very poor child who was said to be unlucky because he was born on the Ghost Festival.
But what they said was right. On the Ghost Festival, he and his lover both died...
Intention: The moon has its joys and sorrows, and people have their waxing and waning moments.