Questions about the ending (major spoilers)
"Death is part of a man's training"
At the end, after the clash we see the two assassins having a nice meal together, then we see our two main characters getting some drinks from the vending machines. After they leave, we see the former young subordinate come in.
Who won the final battle? were they all dead? How bout the young former member who fled, what was the significance of him showing up at the very end?
Your thoughts and interpretations?