Satsuki pays an unexpected visit to Riku at his school. His mission: deliver a family picture to Riku and investigate what rival store Echigoya is doing in Japan. Meanwhile, for Riku's birthday, Ichiya shows Riku his old room, before he disappeared. But is it really his room? And if not, what is Ichiya trying to hide? A trip down memory lane promises to bring Riku closer to the truth about his long-lost family!