她的混世大魔王他的酷比小可爱
[tā de hùn shì dà mó wáng tā de kù bĭ xiăo kĕ ài]
She is the Demon King, He is the Cool and Cute Devil. A playful and dramatic way of referring to a couple or contrasting personalities, highlighting strong or mischievous traits contrasted with charming and cute characteristics.