From the images i saw on Taiwan BBS,seems like today's episode is not following chapter 12 of the manga.Seems like a filler..i guess?
Gonna watch it later to confirm it.
Owh and...
Off topic
Seems like Kannagi's extremist fans on 2ch raged after knowing that Nagi has a bf,and thinking that Nagi may already lost her virginity..talk about real otaku here.
/Off topic