Cast & Crew
A poisonous gas known as MW is developed as a chemical weapon by foreign military forces. After an accidental leak on an isolated island, the military covers up the incident by exterminating all of the inhabitants on the island. One survivor named Yuuki grows up to be an undercover killer, exacting revenge on those responsible for the incident.
Based on the Japanese comic "MW" created by Osamu Tezuka, originally appearing in Shogakukan's Big Comic from 1976-1978.