Aka：Man Behind the Sun 2: Laboratory of the Devil / Люди за Солнцем 2: Лаборатория дьявола / Los hombres detrás del sol 2: El laboratorio del diablo / 黑太阳731续集之杀人工厂 / Jednostka 731 - Laboratorium diabła / Men behind the sun 2 / 黑太陽731：殺人工廠 / 마루타 2: 살인공창 / จับคนมาทำเชื้อโรค
Summary：In 1935, Japan's Unit 731 conducts inhumane experiments. A doctor tries to free prisoners, including his fiancée, from the camp while witnessing atrocities. The film depicts the graphic events at the camp without censorship.
