Captains Strand and Vega, along with the members of the 126, are called into action to a county fair when a Derecho, a series of fast-moving group of severe thunderstorms hit Austin, causing hurricane and tornado-force winds, heavy rains, flash floods and a wide path of destruction. A young man was even swept up inside a mobile toilet, landing stuck in a dumping booth. Owen's newfound passion for motorcycling puts him on a potentially dangerous path, as he insists to present Judd to his now road mate at their club pub, where they prove a Neonazi militia, which hazes by branding. Tommy has the potential for a romance when she meets an attractive single father. As TK and Carlos prepare for their wedding, finding the perfect venue suddenly clears in a few weeks forces Carlos to deals stat with his hetero wedding on paper to a former mental patient.
—KGF Vissers