Kingdom's Days literally an Isekai game or a game about the protagonist (Izzar Raycott) a random new college student who got summoned into middle age era like in another world. And he must take his destiny to become the savior of that world. Solving some mystery there, from the reason he got transported or even find the truth about what really happen in that world. And also the reason why he must fight. Along the way he must struggle with many politics, conspirations, romances, intrigues and all the problem between kingdoms and peoples.​