Black Butler Vol. 28 (manga)

The truth of what happened three years ago comes to light, as the past Ciel sought to erase is thrust back into his face. The revelations shake the Phantomhive manor to its foundations, and even Sebastian, the resident devil, can only look on in admiration at the consummate gamesmanship at play. The Phantomhive blood, it would seem, runs thick with the thirst for vengeance...