The Best Episodes Written By Milla Bell Hart

Emily and Cal's investigation into the Fentanyl Killer points them toward some dangerous and highly skilled suspects. Elsewhere, Nick's manhunt for the Federal Annex attacker heats up.

The FBI closes in on the person who had chosen the victims of the Fentanyl Killer. Emily is once again, confronted by evil touching her family. Nick & Alice try to resolve the problems they have been suffering, but Nick is going to make a horrifying discovery.

In need of help, Yancy turns to Rogelio. Bonnie goes on the run. The Dragon Queen confronts Nick and Eve.

The doctors race to save Topher's mom when she comes to the ER with life-threatening symptoms. The team discovers a gravely injured foster mom is harboring a secret. Jordan asks T.C.'s girlfriend for help with a patient.

The team is left stranded in the frozen tundra after a narrow escape. Kentaro reflects on his relationships.

Jordan and Cain figure out their professional dynamic as they work on a patient with extreme injuries from an oil field explosion. Drew and Paul receive a patient from the same accident, and must figure out a solution to save the patient's severed hand. Scott is caught off guard when Annie shows up to the hospital with an unexpected guest from his past. Kenny and Shannon struggle to adjust to their new living situation. Meanwhile, TC and Amira clash over treating a Syrian child on the American base.

Poppy learns there's more than meets the eye with Micah's assistant, Ramon. Micah grows distrustful of those closest to her.