After the catastrophic hospital explosion, Grey Sloan's staff scrambles to save not only their patients' lives but also their own. Confronted with impossible surgical decisions and emotional turmoil, they fight to preserve life amid devastation.

The team at Grey Sloan navigates a chaotic first day of surgical rotations amid hospital renovations. Meanwhile, Meredith spends time with Amelia.

A high-risk lung transplant pushes the surgical team to their limits. Meanwhile, Bailey juggles a trauma patient whose treatment hangs in the balance.

The interns juggle a bizarre trauma, while a complex breast reconstruction forces Meredith into a tense partnership.

Jo navigates a challenging case with a pregnant mother, while Blue and Jules care for a diabetic patient. Meanwhile, Simone treats a patient with a surprising revelation.