No one can beat korea when it comes to medical drama and heart surgeons does the job best. The story revolves around Doctor Park Tae so and his mentor Choi han. Park tae soo is willing to put everything on the line for his patients, doesn't go by the so called rules and norms. He looks up to his senior Choi and adores him as he had saved his mother. Things however turn different due to the choices made by the two. The story is intriguing. Acting is brilliant and the actions going on in the operation theatre really makes it thrilling to watch!!