Black Butler, Vol. 17 by Yana Toboso

Following the outcome of the annual cricket tourney and due in no small part to Sebastian, his uncommon butler, Earl Ciel Phantomhive has earned a seat at the Midnight Tea Party hosted by Weston's enigmatic headmaster. As moon-pale petals bloom on the lapels of the students who have been granted a place at the Midnight Tea Party, the man who holds all authority at the school reveals himself to his guests. Will his appearance shed light on the fate of the missing students,or conceal the path to truth in yet more darkness?