Regarding the Display of an Outrageous Skill Which Has Incredible Powers

Regarding the Display of an Outrageous Skill Which Has Incredible Powers summary:

Dragged into another world — Mukouda Tsuyoshi.
Through the appraisal of our status, we can see that apart from mine, the other 3 people who were summoned had the job t.i.tle of [The Hero from a different world that finally came] while mine was [A person from a different world that was dragged here].
In this world, there exists the complete set of awesome skills such as the Holy Sword technique, Holy Spear technique and Holy Magic.
Despite that, I only have the unique skill called [Online Supermarket].
I who lacked combat skills was quickly regarded as trash.
Nevertheless, the king of the country that summoned us gave an excuse that was totally suspicious.
I often read light novels and comparing the light novels with the events that had occurred, I arrived at the conclusion that [This is no good. This is a hopeless type of cross world summoning story.]. Thus, on the very day that I was summoned, after convincing the king, I managed to escape the castle.