"Miss Walker, how does this thing work?" Mr. Grindelwald asked, holding the steamed bun.
"You just need to channel your magic into the folds in the middle and imagine an illusion. To end it, just hold it in your hand and give it a squeeze with your magic. You can set your own conditions for when the illusion will be triggered," Miss Rhea said awkwardly.
"I understand, Miss Walker," Mr. Grindelwald nodded gently and said.
Chapter 75