O'Brien

O’Brien is a S.H.I.E.L.D. agent who worked with Phil Coulson and Melinda May.

Biography
To be added

Allies

 * S.H.I.E.L.D.
 * Phil Coulson - Colleague
 * Melinda May - Colleague
 * Hart - Colleague

Enemies

 * Eva Belyakov
 * Katya Belyakov