Ying Chu'an is a good girl, very well-behaved. In order to reassure her mother and prevent the rest of the family from laughing, she has always been a good student.
Ying Chuan was imagined by Ying Chuan. No one is sure whether she exists, but she has been protecting Ying Chuan well.
"Yingchuan, thank you for protecting me for so long."
"Why do you need to say thank you to yourself?"
Purpose: Ying Chuan only wants to protect his mother, but Ying Chuan only wants to protect himself