Doctor John S01E03 - 0.00001% hope (1)

Yo Han and Si Young think that Inmate 5353 is suffering from Fabry disease. Si Young tells Yoo Joon that the patient has Fabry disease, but Yoo Joon tells her there are only 100 people in the whole country who have the disease. Meanwhile, Si Young gets to know why Yo Han was imprisoned.