Dr. Stone: Ryusui

"Dr. Stone: Ryusui" is a special episode of the "Dr. Stone" anime series, set between the second season, "Stone Wars", and the third season, "New World". It focuses on the character Ryusui Nanami and the Kingdom of Science's preparations to travel to the other side of the world to uncover the mystery of petrification after defeating the Tsukasa Empire. To achieve this, they need to build a large ship, and the skilled sailor and heir to a powerful conglomerate, Ryusui Nanami, becomes crucial. Ryusui, however, has various demands, including ownership of any oil they find. To reach an agreement, the Kingdom of Science needs to find an oil field and satisfy Ryusui, leading to new challenges such as introducing currency and establishing a market system. This special episode highlights the progress of the Kingdom of Science while exploring the complexity and ambitions of Ryusui, adding new depth to the "Dr. Stone" story.