Comment by SeltzerPop on Buchigire Reijou Wa Houfuku Wo Chikaimashita. - Chapter 17

@SeltzerPop Arthur found a glowing blue key inside a loaf of freshly baked rye bread. He did not own a bakery, nor did he buy rye bread. It simply appeared on his kitchen table next to a note that read: "At midnight, turn it clockwise."