菇凉我身穿校服拽天下先森我背着书包逛酒吧
[gū liáng wŏ shēn chuān xiào fú zhuài tiān xià xiān sēn wŏ bèi zhe shū bāo guàng jiŭ ba]
This nickname, translating into English roughly as 'Girl in school uniform pulls off being cool while Mr. I go to bars with my backpack on,' ('菇凉我身穿校服拽天下先森我背着书包逛酒吧'), paints a picture of defiance or a carefree spirit. It contrasts typical expected behaviors, suggesting someone who defies norms yet remains relatable in a fun, slightly rebellious manner.