A knight from the Sama Kingdom. Having attained his powers in order to protect others， Sergio's prowess was acknowledged by the prince， who entrusted him with crucial strategic plans. In turn， Sergio also acknowledged the prince's progress， which led them to develop a deep bond of friendship and trust on the battlefield. At the sight of imminent defeat at the hands of the God Army， Sergio was sent to the battlefield under the prince's command. Thanks to his actions， the Sama Army was able to avoid destruction， though after that small victory Sergio was never heard from again.