五年前，宁知夏一夜情救了首富继承人裴隽，被裴家老太太去母留子。裴隽一边抚养孩子，并靠着宁知夏身上的蝴蝶胎记坚持寻找孩子亲妈。五年后，大难不死却失忆的宁知夏，重遇儿子寻寻与裴隽，却因互相没有认出来，发生了一系列的误会和矛盾。。The former British Defence Secretary turned broadcaster embarks upon a coastal walk in Devon and Cornwall, visiting places of interest and meeting local people along the way.。