I Run a Repair Shop, Why Are All My Customers Beautiful Mech Pilots?

Abandoned by his parents with nothing but a crumbling warehouse, our protagonist awakens a system that transforms his rundown shop into Earth's premier mech repair facility. There's just one catch—his repair fees are astronomical, and every customer who walks through his door happens to be a stunning female mech pilot. When a desperate pilot faces an impossible choice between her beloved ground mecha and a 1.5 million credit repair bill, she discovers this 'scam artist' shop owner offers more than just repairs. In a world where mechs rule the battlefield, one ordinary guy builds an empire one…