Colt Thorne, a mecha hero, once piloted the Tempest Mecha to defeat colossal star‑beasts and save the city. However, his father perished during the catastrophe. Disheartened, he concealed his identity and worked as a cleaner for the Revo family. When the city’s mecha selection tournament drew near, rival families lurked with hostile intentions. Colt accidentally revealed his astonishing 93% mecha synchronization rate, yet trauma held him back from returning to the battlefield. During the tournament, the Revo family fell into dire straits. Colt stepped forward under an alias and claimed victory in the mecha battle, only to be framed jointly by the corrupt mayor and his opponents. At the critical juncture, Alice recognized his true identity as a hero and helped him secure tournament eligibility. Upon arriving at the base, Colt endured relentless mockery, while swarms of star‑beasts launched a full‑scale invasion of Earth. Comrades attempted to sync with the Tempest Mecha and perished in the failed attempts. General Marshall took great personal risks yet kept retreating against the onslaught. Begged by those around him, Colt finally let go of his past. He piloted the Tempest Mecha with a flawless 100% synchronization rate and repelled the star‑beast horde. Just as victory seemed assured, a far stronger core‑matrix mother beast descended, impervious to conventional weaponry. Colt chose to detonate the mecha’s reactor in a suicidal bid to destroy the foe, but Freya’s call pulled h