The Sheriff sleepwalks into Sherwood Forest as Prince John's messenger arrives to check all is well. Finding him absent, the messenger summons Prince John's army to raze Nottingham to the ground at sunset.Desperate times compel Gisborne to rely on Robin's tracking skills to find the Sheriff, but Robin realises the Sheriff has stumbled onto an opportunity to regain the Pact of Nottingham. Gisborne risks his life standing by Marian as they fight to save the people of Nottingham.