Glas has his dream shattered when he summons a flop, a spirit not related to the four elements
One day, Glas is invited to be a Royal Court Magician despite his bad summon
Now he will have to improve and keep up with the Princess and all of her female knights
Glas loses his path in life when he pulls a "flop" during his spirit summoning ceremony. However, he is given another chance when he receives a royal order to fight in the front lines, along with the Princess's knights, as a war doctor. With his "flop" capable of curing anything, the curtains unfold upon a new fantasy war chronicle!