Maria Nash

The team treats a girl whose father's personal research complicates their treatment plans; A patient refuses a life-saving lung transplant.

Eric and Oliver plunge into a world of espionage when a CIA spy disguised as an American diamond broker is kidnapped in Vienna; Oliver gets an interesting job offer.

When a former Guantanamo guard is held hostage by terrorists, Eric must work with an ex-GTMO detainee to save the man's life. With the team looking into both the guard's and the detainee's troubled pasts, they learn that both men are not as innocent as they seem.