There's hope for Todd's crew in Colorado. Meanwhile, Parker is on the warpath when a new crewmember throws out his gold. Tiana and the crew, along with Tiana's best friend, Aisha, go to meet James. Rick's mechanic Carl is behaving strangely and reveals shocking news. Are they being honest with each other? Derek is caring, supporting Lauren after she had a baby with a former boyfriend.
Plus, Tony is furious when he finds that Parker has moved his whole operation over the creek. The Brown brothers construct a single-room cabin for the family. Billy and Amy Brown - and their seven children - live off the grid and rely on each other to survive. The countdown to the altar is over, but the real drama has just begun. With the parts of the second dredge finally in position, Tony has problems reconstructing it. Rod wants to be honest and tell her the truth but is afraid that Ebony might be lying to him too. The countdown to the altar is over, but the real drama has just begun.
Ashley's surprise party for Bar takes a turn when an uninvited guest shows up. Never before has a 1950. Plus, Kevin has bad news. There's hope for Todd's crew in Colorado. Ashley and Bar take the baby to meet Bar's mum.
Hosts Nev Schulman and Max Joseph investigate. Parker tries a risky plan to keep the gold coming in and must choose a new foreman. Is Ebony who she says she is? It's a labour of love, converting a 1957 Corvette. Can these greenhorn miners' strike big and avoid financial ruin? Chloe shares some findings with Juliette that make her rethink everything she knows to be true. On meeting with Jeff, Megan reveals to him that she works at a dispatch company and created the Megan profile to escape her memories of an abusive past relationship.
Plus, a '67 Impala needs an upgrade and Dave checks in on a '48 Ford Pickup. He tests his son Kevin by putting him in charge this season. Plus, a violent storm erupts and Parker and his crew start a new chapter in their mining history. And Noah braves the wilderness to defend the homestead. Brianna and Danae try to persuade Brianna's mum to let him move in.
Cheerleader Lexi has to face the crowd with her pregnant belly. Plus, Parker must move Sluicifer but is short on crew. They arrive in Porcupine Creek and are quickly on to the gold. Golf pro Dennis Walters wants Dave to suicide his doors and de-pimp his ride. Now, for the first time, the Browns give new insight into how they navigate Mother Nature's obstacles. The next day, Jesse begged Brian to explain why he stood her up, but he refused to give a reason. In the epilogue, the health of Rico's mother has improved since filming ended.
They reach out to a girl named Amy that was commenting on Harriets Facebook page, she says that she was actually Harriet's ex-girlfriend and Harriet herself is a lesbian. After meeting on a gaming site, in a flash, Jen and Skylar went from innocent online bantering to constant flirtatious texting. All new interviews, hosted by the executive producer of the series, give insight into the miners world. Now, Kim's facing a life-changing decision - should she marry her current boyfriend or find out if Matt is her soul mate? Dave has some new tricks, as a brand new 2017 Bentley Bentayga gets some upgrades. Plus, Tony Beets discovers his dredge is blowing gold out of the sluices.
Meanwhile, Parker's gamble to run his washplant without protection from rocks proves costly. Chloe shares some findings with Juliette that make her rethink everything she knows to be true. Meanwhile, Parker is out of cash and must find gold quickly. The countdown to the altar is over, but the real drama has just begun. Jesse feels that Brian could be the perfect guy for her and she's ready for a fresh start.
At Porcupine Creek, Dakota Fred finds gold and at Big Nugget mine, Parker continues to hit pay dirt. Parker worries his season is over, but his grandpa is convinced he's near the motherlode. Prophet's ready to settle down, but is this beauty too good to be true? But builds don't always go to plan. Nev and Max agree to help her hunt him down, but what they uncover turns out to be much more than Robin bargained for! But, when Sara starts telling strange tales of seizures and kidnappings, Thaddius starts to question her true identity. Rick's mechanic Carl is behaving strangely and reveals shocking news. Tony's dredge suffers a disastrous failure, threatening his season.