Mecha Girl Era: Cold Beauty Seeks Night Upgrades

The Story

Caesar Leat starts as an invisible F-rank in a society dominated by powerful mecha girls. Everything changes when he awakens a mysterious Upgrade System. His first creation transforms a dying unit into an SSS-rank masterpiece built from scrap and determination. He begins his ascent through these upgrades. However, his rising power attracts the attention of Mechanicus, a hidden elite group that believes itself untouchable. They underestimate the boy who turns waste into legends. His mecha girls remain fiercely loyal, willing to burn the world for him.