It is only part of his continuing plan and the beginning of future plans if he succeeds.
In reality there is no "exit" for him here (other than an exit from the "club"). That time has been eliminated by Putin's actions.
Only an "end" is required to this type of dominance, terrorism, and just plain bad and evil behavior. That "end" is going to cost, and there are no good solutions or half ass ones, and will come at a high cost. If an "exit" is formed, the expense will be much, much greater.