"I know that problem. I couldn't use it when I was shapeshifted, either." He gives Kuai a nudge in the direction of the store. Move, friend. He starts that way, himself. "There's no understood cause yet. People have figured it's to do with lanterns, since everybody's lantern shows the same kind of problems when it happens. Different colors mean different things. But why it's happening, who shitting knows? Robin said something similar happened before, though, so it's not completely new."