Black Butler manga volume 14 features story and art by Yana Toboso.

The veil of mystery cast over the Aurora Society's "absolute salvation" is torn away, and the true mastermind behind the scheme steps forward at long last. In the ensuing battle, Earl Ciel Phantomhive looks on in horror as Sebastian, his infallible manservant, is struck down by the death scythe of an unforeseen combatant.

Devil though he may be, even Sebastian is not immune to the blade of a reaper's scythe. As Sebastian's cinematic record spills forth, the tale of how a devil became a butler to a little lost lord flickers to life in shades of sepia, blood, and ash...