The children of the Grace Field House orphanage have their happy lives upended when they find out they're being raised to be fed to demons. Can they escape their fate before it's too late? Life at Grace Field House has been good for Emma and her fellow orphans. While the daily studying and exams they have to take are tough, their loving caretaker provides them with delicious foods and plenty of playtime. But perhaps not everything is as it seems... The children of Grace Field House find themselves in even more trouble as Sister Krone continues to snoop around. Can they keep their escape plans from being uncovered? And which child is the traitor working for Mom? Shonen Jump's big hit of 2017, a masterful suspense story illustrated by up-and-coming artist Posuka Demizu.