第三季末,Chuck的老爸在最后决战中不幸遇难,本以为在神秘组织ring垮台之后可以如姐姐Ellie所愿,从此过上平静生活的Chuck却意外的发现父亲的死牵出了更大的疑团：自己阔别多年的亲生母亲到底是谁,这些年究竟在哪？这個大疑团将在新一季等待Chuck和SarahCasey一同破解。此外,如何控制Intersect的副作用,完美的掩饰自己身份,应付买又多的工作都是Chuck需要面对的问题。英雄身...

Tariq tries to resume his normal college life; Brayden provides Tariq an escape; Monet makes plans for the business to protect her children; Cane seeks out a new family to take the streets for himself...