Anyone check this series out? It kinds reminds you (or me rather) of Deadman Wonderland… I picked it up as a filler for when I have nothing else to do but ended up catching up (68 chapters as of now) over a weekend. Area D - Inou Ryouiki Manga
Summary:The "prison survival action" story is set after the sudden emergence of special powers in certain pockets of humanity. To deal with these so-called "Altered," a mysterious remote island prison named "Area D" was built