那一丝若有若无的魅那一抹明媚忧伤的妖
[nèi yī sī ruò yŏu ruò wú de mèi nèi yī mŏ míng mèi yōu shāng de yāo]
This portrays someone's allure as delicate yet enchanting, mingled with bright yet melancholic traits; presenting a contradictory yet attractive image of beauty intertwined with gloom.