有着(zhe )冷漠(mò )杀神(shén )封号的燕(yàn )国七皇子颜曦，征战齐国一(yī )举(jǔ )剿(jiǎo )灭，并且带走亡国的小公主桃小(xiǎo )薇，五岁萌娃桃小薇进入王府后，搅得王府上(shàng )下鸡犬不(bú )宁，冷(lěng )血王爷首次体验养娃(wá )艰辛，对桃小(xiǎo )薇照顾的无(wú )微不至。二人打(dǎ )打闹闹，彼此成长