User blog comment:Zack Tan/The Homunculus Maids of Nazarick Side Story/@comment-104.137.56.120-20150920091427/@comment-76.218.192.169-20150923071602

Its hard to say but maybe after 2 or 3 volumes if we look back at the pattern but one volume comes out like half a year.... Hopefully there's an Ova or more Specials of Pleiades