Whoever Steals This Book manga volume 3 features story by Nowaki Fukamidori and art by Kakeru Sora.

Stuck in the world of The Silver Beast until she finds the book thief, things are looking bleak for Mifuyu. She's fully transformed into a fox, and even more pressingly… Mashiro was swallowed by the Beast itself! Can she rescue her friend and solve the secret behind this string of burglaries before it's too late? All will become clear in this thrilling and illuminating conclusion to the Whoever Steals series!