The Promised Neverland, Vol. 16: Volume 16  (English, Paperback, Shirai Kaiu)

The children of the Grace Field House orphanage must escape a macabre fate before it's too late. Life at Grace Field House is 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 food and plenty of playtime. But perhaps not everything is as it seems... While attempting to locate the Seven Walls, Emma and Ray find themselves trapped in a mysterious world. Can they escape this labyrinth and make the promise that will finally bring about peace? Meanwhile, Norman has his own plans...