牧扬与梦桐从各自的家乡来到北京追逐梦想,两人相识后惺惺相惜、患难与共。梦桐患有脑外伤后遗症,病情的加重导致与牧扬惜别。梦桐回到家乡嫁给了与己青梅竹马的子寒。梦桐与子寒为牧扬苦心经营的项目注入了资本。。Jake: an unsuccessful - yet well endowed - underwear model in L.A, who finds a lucrative new line of work as a platonic escort for women of a certain age. But, just as he finds himself a deep-pocketed "sugar mama" in Barbra, he meets Norah: a stunning and laid back Yoga instructor. As Jake's success blooms, so does his love life| leading him to a crossroad that will change ever...。