Black Jack: The Child Who Came From The Sky [OVA]

After abandoning his country and stealing a fighter jet from a military base, the now ex-major Gaganoff suddenly appears at Black Jack’s door asking him to save his son, Andrei. After examining the boy, the unlicensed surgeon claims that he cannot help, staunchly refusing to help even when Gaganoff pulls a gun on him. However, after hearing the family’s story, Black Jack racks his brain for a way to cure Andrei’s disease and decides to attempt a radical surgery as a last-ditch attempt to save the boy’s life…