Arrow Season Finale Recap With Spoilers: Unthinkable

The episode opens on Oliver staring into space, convinced that the cure isn’t working on Roy. An alarm goes off, alerting Felicity to the fact that a number of Slade’s Mirakuru soldiers have arrived to kill them.Roy wakes, punches one and hurts his hand. Oliver fires a grappling line out of the damaged clock face (they’re in the clock tower), allowing Felicity and Diggle to get the cure to safety; Roy and Oliver follow them out.A black helicopter hovers near the clock tower and as Slade’s goons gather at the broken clock face, a rocket fires out the side of the chopper and takes a group of them out in an explosion. It’s Lyla Michaels.