Chapter 1 Murata tells Yuuri his girlfriend dumped him and he wants Yuuri to go with him to the Sea World aquarium. We find out that Yuuri doesn't like cell phones (he's old-fashioned). At the aquarium they go to the dolphin show. The two dolphins there are called Bandou and Eiji (Bandou Eiji is the name of a baseball player). Yuuri then finds our about Gegenhuber Grisela and the Mateki, a magical artifact that can make cause rain. When he discovers his double would be executed for not paying a bill, Yuuri decides it is up to them to save him.