Hmm. Zhang Yumeng? Names longer than 4 letters in chinese webnovels indicate that this character is indeed a side character. She can yeet the fk out of here. Don't be calling the MC's friend a btch, btch.
I've known rivers:
I've known rivers ancient as the world and older than the flow of human blood in human veins.
My soul has grown deep like the rivers.
Langston Hughes