Ryouko was grim reaped by Truck-kun, and was isekai'd into a young prince. In order to protect his family from harm, he needs to investigate and clean the corrupt officials from his kingdom even tho he is young. Can he do it?
Unique story! What a cool gender bend. This is my type of stories in which the MC is not a useless dimwit who can't take advantage of his/her knowledge of another world.
Herscherik - The Epic of the Reincarnated Prince