Four new first-year residents are immediately put to work by the ER's tough-minded residency director Dr. Leanne Rorish.

Christa saves a woman's life and then pleads with Neal to perform a surgery that will save the patient's reproductive...

The doctors work 36 consecutive hours in code black and must deal with a distraught mother of two sons who were in a ...

A new surgical attending Cole Guthrie joins Angels Memorial with the help of his estranged father and clashes with Le...

Neal clashes with his neurosurgeon father over how to treat his gravely ill mother, whose mysterious symptoms force A...

Leanne must deal with the difficult decision of whether to save Tom Moreno (Michael Trucco), the police officer who h...

Angus utilizes his background in psychology when a woman cannot remember how she injured herself and others; Christa ...

Christa must handle all emergencies at Angels Memorial that happen outside the emergency room; Malaya arranges a bone...

When the lead actor of the musical “The Lion King” tour arrives at Angels Memorial with a throat infection, Leanne gi...

Leanne becomes rattled at the thought of losing Jesse, as he fights for his life after suffering a massive heart atta...

Heavy fog at the scene of a massive multi-vehicle accident puts the doctors in danger; Jesse's confidence has taken a...

As the doctors treat patients from the chaotic multi-vehicle accident, a love triangle begins to build between Mario,...

Angus' older brother, an "all-star" ER doctor, tries to secure a position at Angels Memorial. Meanwhile, Christa's ro...

Leanne visits a prison to finally confront the drunk driver who killed her family. Meanwhile, Malaya begins to feel u...

After a violent incident inside the hospital results with some grave injuries, the doctors are questioned. Christa an...

Christa is feeling insecure after Neal's former girlfriend makes a return to the hospital after a year of volunteerin...

Christa has to try and ignore her personal feelings as she and Grace attempt to help a patient who says he was abused...

Mario confronts Angus about his Adderall abuse and Christa is surprised to learn how romantically involved Neal and G...