有着冷漠杀神封号的燕(yàn )国七皇子颜曦，征(zhēng )战齐(qí )国一举剿灭，并(bìng )且(qiě )带走亡国的小(xiǎo )公主桃(táo )小薇，五岁萌娃桃小薇进入(rù )王府(fǔ )后，搅得(dé )王(wáng )府上下鸡犬不宁，冷(lěng )血(xuè )王爷首次体验养娃艰辛，对桃小薇照顾的无微不至。二人打打闹闹，彼此成长(zhǎng )