To defeat the Demon Lord and his army that has causing chaos in the World of Laksaria , heroes from another world(our world) have been summoned by Laksaria's Goddess. Before this, only one hero will be summoned at one time to carry this mission until it is completed but none of them has succeded. So, the Goddess has come out with a plan to summon more than one heroes at the same time. Little did she know, the cons of her action. The birth of flaw heroes in the world of Laksaria.