Sang Zuo felt that he was a bird without wings, chasing his mother's eyes all his life. She was deaf in her left ear when she was born, and her mother named her "Zuo" to remind her of the pain in her left ear.
After her healthy sister was born, she completely lost her mother and became a marginalized figure in the family. No matter how hard she worked or how good she performed, her mother would never look at her.
Intention: To defeat the enemy
