There are several series with this exact premise. The title you wrote might be a slight misremembering of one of these popular raw titles:
This report details the narrative structure, thematic elements, and current status of the series titled Yuusha ni Minna Netoraretakedo Akiramezu ni Tatakao . yuusha ni minna netoraretakedo akiramezu ni tatakao raw
Unlike standard battle shonen, these stories focus on the emotional toll of betrayal and the mental fortitude required to stay motivated. There are several series with this exact premise
The series you are looking for is titled " Yuusha ni Minna Netoraretakedo Akiramezu ni Tatakao. Kitto Saigo wa Ore ga Katsu The series you are looking for is titled
Initially a weak commoner who loses everything to the Hero. His primary skill, "Shining Shield," is underestimated but becomes the foundation for his eventual growth.
Currently serialized on Shōsetsuka ni Narō (Japanese web novel platform) under the raw title. No official English translation yet, but fan translations exist under abbreviated titles like Yuusha ni Minna Netorare . Art style for promotional manga adaptation (if any) tends toward grounded, gritty character designs.