The "Great War of Heroes," in which the hero and the demon king vie for survival and power in each incarnation. The fourth great war was also a war where the heroes defeated the Demon King… it's an undisclosed fact. Twoeight, the ace of the “Agency” in the dark side of kingdom, undertakes all the dirty work for country and supports the Hero to subjugation the Demon Lord from shadows. As the unsung hero, Twoeight hopes to live a peaceful life after the war. However, defeating the Demon Lord is not enough to bring peace to the world.This is a story about an awkward boy who is a former “behind the scenes” agent. Fights, opposes, and tries as hard as he can to protect his daily life.Original Web Novel: https://ncode.syosetu.com/n2133fo/

The hero and weapon are the strongest connections! An exhilarating fantasy that lurks from the back of the world!Ned, a young man who has been behind many of the world's greatest achievements, using a weapon known as human networking.One day, however, he is judged by the selfish king to be a liability and expelled from the heroic party.Ned decides to start as an adventurer from scratch. But his life as an adventurer is naturally out of the ordinary, as he is adored and connected with everyone from the leader of the knights to the princess of the mermaid tribe...'Can I get help from the Wisdom King and the Great Sage to find this person?'Meanwhile, the King is coming to a realization. The heroes' party was full of capable, but incredibly problematic children, and that it was Ned that controlled them..Thus opens a new story of a hero who changes the world from behind the scenes with his motto of "using connections".