Season 4 - Episode 11
Shadowspire, a rogue military organization with ties to Diggle's time in Afghanistan, launch an attack on the A.R.G.U.S. agents that exposed them years before. Diggle has no choice but to rely on Andy for help. Meanwhile, Felicity confronts a specter from her past while dealing with her new role in Team Arrow.
|Aired On:||Wednesday 27th of January 2016 on The CW ( US )|