As a historic heatwave roasts the swamp, hunters unleash bold new strategies to fill their boats and come out of the bayou in one piece. With the heat index pushing a record-setting 126 degrees, King of the Swamp Troy Landry relies on his swamp ingenuity to find the coolest water in the bayou. Jacob risks losing his entire day’s catch as he runs his lines in reverse. Joey and Zak attempt to chase big gators in cool, open waters, but their treble hook strategy hits an early roadblock. Ronnie pushes himself to the limit in the scorching marsh and threatening to bring his season to an early end.