"Nine Songs of Heaven" and "Birds in the Empty Mountain" by the same author
The setting is that Mo Crow and Baifeng have been living in a painting for two thousand years after their death. Later, the painting was taken by the female (long) owner (tao), and Mo Crow and Baifeng came out to act and showed affection without any bottom line. Because Xuanji is set in tragedy, it may be a bit sadistic, but generally it is a sweet and brainless style.