After the sixth episode, the anime begins to diverge from the storyline of the manga. The second season, which premiered on July 2, 2010, and concluded on September 17, 2010, continues this original storyline. The third season, Book of Circus (黒執事・サーカスの書, Kuroshitsuji: Sākasu no Sho), premiered on July 10, 2014, and concluded on September 12, 2014. Serving as a soft reboot of the anime, the series adapts the "Noah Ark Circus" arc from the manga while ignoring the anime-exclusive events of the previous two seasons. The series was followed by a two-episode OVA, Black Butler: Book of Murder,
