When a bird longs for freedom, mountains and woods want to stop it, break through all obstacles and get light.
Blood relationship, psychology, freedom.
"Yu Chengfeng, can you read minds?"
"No one can read minds, Lin Yue."
"... You can feel it"
"No, Lin Yue, I just want you to be free, free from the "bird's will"."
Purpose: Spiritual freedom