Sono shitsuji, koyou

Plot:

"His Butler, Recruiting" -- The backgrounds of Mey-Rin, Bardroy, and Finnian are revealed in a series of flashbacks. Mey-Rin was a sniper for hire, being asked to assassinate politicians. Bardroy was a soldier in the military, being the only survivor in his unit. Finnian was an imprisoned human test subject, being given superhuman strength. Elizabeth asks Ciel to teach her how to play chess until sundown.