What is 'Say Hello to Black Jack'?

Saitou Eijirou was an 'elite'; a top student from a prestigious Japanese Medical University. But he's trading in his textbooks for tongue depressors, and committing to his new job as intern at the University Hospital. The long stress-filled hours take their toll while his medical ideology strains under the weight of real-world practice. Saito wants to do good, but he's beset by an entrenched and sometimes corrupt medical system. If he wants to save lives, Saito must make compromises. But if he sacrifices his ethical standards to do right, then what kind of doctor is he?