Stream anime episodes online for free, Watch Darker Than Black Episode 21 English version online and free episodes. Anime Episode guide, Chapter Darker Than Black Episode 21 English dubbed City Under Crackdown, Moist with Tears… (Part 1) A doctor, named Dr. Schroeder, is abducted by agents of the Evening Primrose, while the American embassy in Tokyo suffers attack from Hei and his team. A new Contractor with the power to teleport herself and others appears as a double agent for the Evening Primrose. Wei reappears, but is scarred from his last encounter with Hei. Kirihara enters the embassy compound only to be detained by PANDORA, and Mao is discovered by Amber. November 11 leaves the MI6 Secret Intelligence Service for the Evening Primrose.