The No. 13 Shard of Tesla had been stolen from Botan and the others, and Jingo believes that the secret organization A Small House was behind the theft. Returning to Japan, Botan, Kuruma and Ryunosuke hope to locate the Shards from their shared dwelling.
He and Ryunosuke were in the same class,
كان هو وريونوسكي في
 .نفس الفصل
Er und Ryūnosuke
sind zwar im gleichen Alter,
Los dos estuvieron en la misma clase,
Ces deux-là ont beau être collègues,
Ele e Ryunosuke era da mesma sala,