That Time I Got Reincarnated As A Slime: Visions of Coleus

Rimuru completes a unique task that Yuuki Kagurazaka assigns him. The struggle for the throne among the royal family has started as the King of the Kingdom of Coleus is getting older. First Prince Sauzer, supported by the nobles, and Second Prince Aslan, supported by the local Free Guild branch that has turned rogue and pledged allegiance to him, are the leading contenders. Rimuru must go undercover as the Great Phantom Thief Satoru to enter the Kingdom of Coleus and handle the situation while also revealing a plot that is simmering beneath the surface...