Tira Pandora Heart 103 Alice y Alyss by acam-wo.deviantart.com on @DeviantArt
Angels of the higher orders cannot be summoned by even the most powerful sorcerers. More often than not, the sorcerer will accidentally summon one of the Fallen. In this case, if ANY part of the ceremony fails, the results can be catastrophic.
「カネキ科」/「降島ツカサ」[pixiv] https://touch.pixiv.net/member_illust.php?mode=medium&illust_id=62222501 Tokyo Ghoul
Pandora hearts will and alice
Xerxes Break -- //but I'm not dead yet// (by heroic-plights on Tumblr)