In part one of this two-part season finale, Scott and Jordan face grave danger during a rescue mission at a rapidly spreading wildfire outside San Antonio. Tensions are high between Syd and TC as they find themselves in the middle of a humanitarian crisis on the Syria-Turkey border. Paul and Shannon argue over treatment for a patient. Meanwhile a major setback threatens Drew's adoption plans for Brianna, Topher struggles to find a buyer for the hospital and medication goes missing.

The episode was rated 7,90 from 562 votes.

When protestors descend on a funeral for a dear member of the night shift family, multiple veterans are injured and brought to San Antonio Memorial for treatment. A high profile politician from Drew's past triggers flashbacks to his time in Iraq. Jordan, Scott, and TC disagree on how to best provide care for the politician. Paul and Shannon must improvise while tending to Doug, a former POW. Cain and Drew treat a fearless photographer.

The episode was rated 7,90 from 562 votes.

An amusement-park disaster results in mass-casualty victims flooding the hospital. Also, TC continues his quest to reunite with Syd; Drew reevaluates his priorities as a new father; Jordan tries to get Paul back on staff; Scott pursues a more active role in the hospital

The episode was rated 7,91 from 657 votes.

Drew and Paul head to the scene of a multi-car collision while the newly-anointed Dr. Ragosa along with Jordan, Scott, Krista and Kenny, manage the deluge of incoming victims. Meanwhile, TC and Topher head into a war zone to treat an old friend.

The episode was rated 7,93 from 388 votes.

Kenny joins Drew at his MMA veteran's support group and finds himself in the fight of his life. Jordan and Cain treat casualties from a hotel fire while Shannon follows a hunch to help save a young victim. Paul's superstar sister, Dr. Bella Cummings, pays a visit to San Antonio Memorial and provides desperately needed support during a busy shift. Meanwhile, TC finally returns home, forcing him to deal with Topher's death.

The episode was rated 7,93 from 583 votes.

TC's hot temper results in a bar brawl, landing him and Drew in jail. Meanwhile, Jordan discovers her new date's secret life; Topher fights for a patient dismissed by numerous doctors; Scott struggles to save his relationship; Jessica tries to gain TC's trust; and Syd meets Brianna.

The episode was rated 7,94 from 537 votes.

When Jordan realizes the hospital is under cyber-attack, she leads the team in managing patient care as chaos ensues. Drew and Kenny treat a critical patient forcing Drew to call on his medical and military training. TC joins Rick and his partner on a SWAT drug raid. Meanwhile, he wrestles with whether or not he should return to Syria to tie up loose ends.

The episode was rated 7,94 from 545 votes.

An epic storm hits San Antonio and the emergency room is awash in patients and must use their battlefield skills to deal with massive power outages. TC and Dr. Scott Clemmens race to the scene of a mudslide disaster to treat a gravely injured mother and her son. Paul rises to the challenge of caring for the boy, whose condition takes an unexpected turn for the worse. Scott considers an offer from Ragosa to join the hospital staff as head trauma surgeon. Jordan isn’t sure that’s going to work out with the tensions between TC and Scott. Landry is caught by surprise when a family member shows up at the hospital looking for money to cover his debts. She finds some needed moral support from Ragosa. Meanwhile, Topher must head out into the storm to help his wife who is stranded and going into labor with twins.

The episode was rated 7,94 from 530 votes.

Drew faces an emergency on his flight home when passengers become sickened. Also, some staffers participate in an obstacle-course fund-raiser hosted by Akbar Gbajabiamila ("American Ninja Warrior"); Scott has an unforgettable date; TC treats a soldier.

The episode was rated 7,95 from 607 votes.

A shooting at a nearby college sends TC, Jordan, Drew and Amira into the field, where they assist Rick with a deadly situation. Scott implements a new training program and locks horns with Julian. Drew struggles with frustrations about going to Army Ranger School while Shannon and TC both contemplate their future at San Antonio Memorial.

The episode was rated 7,97 from 515 votes.

TC risks his life to rescue a victim of a crane collapse and Scott reunites with a boy he paralyzed. Jordan lends support in Scott's emotional case, which stirs up complicated feelings from the past.

The episode was rated 8,00 from 540 votes.

When a small plane goes down near San Antonio, TC and Topher chopper out to the scene and retrieve the lone survivor. Back in the ER, they deal with his serious injuries but must fend off Milo, a menacing law enforcement officer with a hidden agenda. Paul is mesmerized by an injured exotic dancer who lands in the emergency room after falling during her performance. When her condition takes a mysterious turn for the worse, Paul, Kenny and Drew are baffled by her life threatening symptoms and must go to an already swamped Jordan for help. Krista tries to help a teenager with a serious eating disorder that her family refuses to recognize. Meanwhile, TC struggles with increasing flashbacks and the traumatic death of his brother in Afghanistan.

The episode was rated 8,01 from 505 votes.

Drew is looking forward to the return of his boyfriend Rick from his overseas deployment but things go terribly wrong as a horrific crash sends badly wounded soldiers, including Rick, into the emergency room. Drew struggles to keep his relationship under wraps with TC’s help, as they both try to save Rick. TC and Scott argue over who is in charge and Jordan realizes she has to deal with some unresolved feelings for TC. Topher struggles to diagnose a soldiers illness as Krista fends off the flirtations of young soldiers in the emergency room, and Paul must contend with their good-natured teasing because he looks so young. Kenny discovers Ragosa’s online dating profile and offers to help fix it up.

The episode was rated 8,04 from 525 votes.

Scott and Jordan must perform surgery in the field as the burning wildfire gains intensity around them. Syd has caught Typhus along with hundreds of other patients on the Syria-Turkey border, and TC goes to great lengths to get the medication. Meanwhile, Drew and Rick fight to keep Brianna, while San Antonio Memorial finds an unlikely buyer, though saving the hospital comes at a cost.

The episode was rated 8,12 from 566 votes.

Topher is gravely wounded in a shootout with Milo. TC and Scott perform Topher’s emergency surgery as TC struggles to keep his increasingly troubling Afghanistan flashbacks under control. After experiencing the hostage situation, Jordan comes to understand the immense pressure that TC has been under since leaving Afghanistan. She struggles to maintain her composure when she must treat Milo, who was responsible for the shooting. Meanwhile, an explosion at a fertilizer factory sends badly burned victims to the ER and threatens to overwhelm the shorthanded staff. Krista must step up to manage a patient who is crashing. Jordan learns a devastating secret about TC.

The episode was rated 8,15 from 512 votes.