[Machine Translation] The Demon King heard about the crisis in the other world from Lila, but he was unable to do anything about it as he began his long-desired training to become a full-time employee. While the Demon King was away, Chiho and Suzuno were planning a Christmas party for Alas Lambs. Can they pull together Emerada, who is so excited about her first Christmas that she buys a lot of socks, Ashiya, who is concerned about Rika, and Urushibara, who does not care at all about his mother's involvement in the world crisis, and hold the party without incident? The angels' past and the tragedy of the heavenly world are also revealed, and there is an unexpected new development in this popular fantasy! This is the 15th volume of the midwinter turmoil!