He only remember the medical skills. He treated lot many people not knowing who he real is. At times the people from that group become suspicious of him and beat him till he bleed to knew if he was the spy of the government. But nothing came out from poor and innocent Dr Cho.
My sister got too much scared when the scenes from china she said OMG these people, there expressions and actions are too scary. How would Dr cho manage to escape from the jail Oh God please help him so he could return back to the hospital.