In the 1960s, a talented medical student strives to earn recognition. Kuroo Hazama is a quiet young man with striking black‑and‑white hair, a scarred body, and a shadowy history. Though still a student, his surgical skill draws notice after he performs an operation deemed impossible. Alongside the earnest and spirited intern Maiko Okamoto and Yabu, a close friend battling personal demons, Hazama immerses himself in the medical field.
Yet his journey to becoming a respected surgeon is fraught as student protests, war, and corruption engulf Japan. Hazama soon becomes entangled in a web of sinister events that test his moral compass and his ambition. Young Black Jack tells the tale of a man who can achieve extraordinary medical miracles, charting his path to becoming the legend called Black Jack.