Satsuriku no Queen Dead: 7-nin no Onna Shikeishuu

Death row prisoner. Criminals who committed violent crimes and were sentenced to death by law. Akari, a woman who had no meaning in the prison island "Deep Palace" near death, accommodating them, acted with a certain purpose. Just when she thought she was able to complete my purpose safely, the death row prisoners has started to kill each other? A battle royal "Killing" was held where men and women were separated and the remaining team could escape!! Can Akari survive the "Killing" safely and escape from prison? Blood, Eros, and dangerous guys fly around, all the characters, a Battle Royale of all scum prisoners!!!!!

(Source: Takeshobo, translated)