Man in Armor: Become Invincible from Snatching the Summoner

Coming to the armor world, what should I do if I don't have any golden fingers? Do you want to live your whole life in this different world peacefully? No... How could a time-traveler be content with being ordinary? Based on your foresight of the plot, snatch the summoner belonging to the original owner, become an armored warrior, and write your own legendary story This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.