What would happen if a giant robot designer was reincarnated into a fantasy world? In that realm, people still traveled on horse, relied on letters for long-distance communication, and used magic and swords in wars. He couldn’t find advanced technologies from where he came from. No tools and resources to build mechs. Lance Reid, once hailed as the most brilliant mech engineer in the space exploration era, could not continue his passion. Will he embrace his new life as a horse keeper? His life is more peaceful, indeed. No one pressured him to make the best mech. But his desire to create mechs is still alive. Until a witch came to him, inspiring him to use other things in mechs’ construction. One of them is magic. Follow Lance’s journey to reclaim his dream, and along the way, create impacts beyond everyone’s imagination.