Sir Nicholas was trying not to spend too much time alone anymore. Not since he noticed that other... sensation. Energy? Phenomenon? Or was it simply a change in weather that he hadn't suspected? Either way, something was happening that made Sir Nicholas rather unsettled.

And when the Gryffindor House Ghost felt unsettled, he needed a boost of courage from his lion cubs. Appearing head first up through the floor, Sir Nicholas appeared in the common room. It was a room he was very familiar with, and always felt at home here. He paced in a floating manner up and down, around, upside down through the common room, stuck in his thoughts.