'Arrow' Episode 8 Photos: Keeping the Huntress in Check in 'Vendetta'
In this Arrow, Oliver and Helena grow closer, Oliver trains her to be his ally. Diggle disapproves of Oliver sharing his secret with Helena, but Oliver refuses to listen to his concerns. Helena's quest for revenge proves to be too strong for Oliver to handle after she kills the head of the Triad and all hell breaks loose. "Vendetta" airs on Wednesday, December 5 at 8pm on The CW.