John Reese, a former CIA agent and Army Special Forces soldier turned homeless alcoholic, has a struggle with a group of hot-headed teenagers on the subway.

Reese and Finch work to save both the life of a CEO undergoing secret surgery and the wife of the surgeon from a former MI6 agent and a team of ex-SAS operatives;

In 2010, Harold was working with Dillinger , an ex-Blackwater mercenary who performed the same duties currently performed by Reese. Their current number is Daniel Casey , a hacker who tests computer security systems.