Anthony strives to prove himself as medical lead responding to a snowmobile crash on Togwotee Pass.

The priority of every mission is team safety, so when conditions on Pyramid Peak threaten Jake and Cody during a rescue, Tim demands they pump the breaks.

Jake and Marilynn cancel a dinner party so they can respond to an injured skier on Teton Pass.

Dr. AJ Wheeler's hectic schedule keeps him out of action, but his team battles high winds in the heli to save a snowmobiler with a busted femur; another call comes in and Dr. Wheeler must rescue a man who tumbles off a cliff.

For Jess, life at home feels out of control, but she dials in her work routine even as the team gets hit with an unprecedented three rescues in under 12 hours.

Jamie puts his trust in new explosives technology to keep ski slopes safe and the local highways open all winter, but his barrage of anti-avalanche bombs cannot save everyone.