The doctors of Chastain are surrounded by new rules and doctors, as Red Rock Mountain Medical takes over the hospital. Conrad finds himself in a dangerous situation when the construction for a new neurosurgery center causes a gas explosion at Chastai... (more)n. New hotshot neurosurgeon, Barrett Cain, is put to the test with a complicated surgery. Mina acts as a support for Nic, who is struggling with a devastating loss.