For the dragon caught the only window that was not closed off by a curtain and he thought that luck found itself on his side once more given the fact that it was indeed standing open as always. Spike crawled his way up to it before he pushed his arm in the gap in order to fully unlock the window. That gave him a chance to enter the building without her noticing it. At least, that was the plan. Though not every plan was a complete one hundred percent watertight and he knew that better than nopony else.