Willis and Campbell are sent to a Russian submarine in U.S. waters to treat a sailor badly wounded during an explosion, and violent convicts injured during a prison riot descend upon Angels Memorial.
When a sailor of Captain Boris Vasilievsky's Russian submarine is badly wounded during an explosion aboard, Willis and Campbell are helicopter-dropped to the rescue, so the Afghanistan veteran's experience becomes relevant. Mario attends his father's funeral. After a violent prison riot, troublemakers are among the victims treated in Angels Memorial.—KGF Vissers