So far, Harry's birthday had been quite plesant. Mayumi had bought him a rather large cake, which was homemade but clearly not Mayumi's doing— whatever Mayu's trying to cook wouldn't survived to look anything more than charcoal pieces.
"Happy birthday, Harry!" She said cheerfully as she handed him the cake, "Be ready for a rather unusual little guest in your room later~." She hums, "Would you mind if I climb in through your window tonight?"