After years of searching for lost Aztec gold, the Mystery at Blind Frog Ranch takes a pivotal turn as the team uncovers astounding new findings that bring them to the brink of discovery.  But the enigmatic land once again strikes back, revealing that even bigger secrets and mysteries lie beneath its surface. 

In the season premiere, Chad dives deep into an underground passage, discovering artifacts and a potential way through to the keyhole chamber. Meanwhile, geologist Eric Drummond returns from Ohio with intel on how to drill around the meteorite on the ranch. But a midnight intruder on the property digs up an even bigger mystery, putting the team on high alert and impeding their efforts.