It stands to be the biggest oil well in the territory, providing wildcatter Bud Bishop can bring it in before his lease runs out. However, Hugh Quillan wants to move in and keep the spoils for himself. So Bishop's backers hire freelance fighting man Carter O'Brien to keep Quillan's bullyboys in check. But the closer it comes to the deadline, the harder Quillan starts to play. With the threat of a full-scale war looming, O'Brien does the only thing he can - he makes sure his guns are loaded...