It's tough to find good help nowadays – especially aboard a mining vessel in the vastness of the terrifying depths of the open ocean. Case in point: Kris tries to hold onto the M/V Mistress after a key crew member abandons ship. Meanwhile, Shawn fights to retain his crown as the Gold King of Nome. And Emily and Vernon's crews work toward a strong, lucrative finish to the season in the new episode "Last Miner Standing."