A couple who are suddenly summoned to another world. A genius young man is chosen as Encrival, the youngest supreme leader of the magical world, Arthera.
However, in a devastating war, she loses the one she loves.
With the help of the second and third wives of the man she loves, she returns to the past to fix and rewrite the world's destiny.
At the same time, saves the world from its destruction.

But, what most people don't know is...
The newly arrived Encrival is incredibly weak.

Can he protect the world from its disaster?