Surviving Chaos With Weapon Lab

Shane Lane transmigrated, owing debts. Owner wanted Joanna for debt. His Institute came. He used tech to pay debts; Joanna trusted him. Shane led villagers. Lord Wang burned village. Shane used a Tractor, blowing up Lord Wang. Princess Elara asked him to defend border. Shane reorganized soldiers, forging weapons. Invaders attacked. Shane used institute's weapons, leading villagers in final battle.