" In the original story, Black Jack gives first-aid treatment to a revolutionary. Listen to Maria by BlackJack, Shazams. Black Jack is hired by an ailing revolutionary's beautiful daughter to cure him. During transit, Ortega forces free Cruz, and Captain Maria Carnella is. Meanwhile, Black Jack is asked by a woman called Maria to operate on an unknown person. Plot summary · Add synopsis. Ova 3: Decoration of Maria and Her Comrades · Contents · Synopsis · Summary · Diagnosis · Character in Order of Appearance · Quotes · Trivia · More Information. Black Jack. Genres. . Karte: 3 Medal of Maria This story is based on the Manga episode "Promise. Black Jack) is the main protagonist from the Japanese Animated Series Black Jack. S1 E3: General Cruz, ex-leader of the Ortega Republic, arrested by the Unites Union under the suspicion of drug dealings, is rescued by his subordinates. He is an orphaned surgeon who lost his mother as a child when a landmine. There they meet a patient named Maria who has been given an artificial heart and is bedridden with multiple tubes attached to her.