OVA: Gaiden Part 1
- Episode aired Jan 27, 2010
- TV-MA
- 24m
shows the events between the first and the second seasons. Yin and Hei are trying to escape, but now they are being pursued by several more organizations.shows the events between the first and the second seasons. Yin and Hei are trying to escape, but now they are being pursued by several more organizations.shows the events between the first and the second seasons. Yin and Hei are trying to escape, but now they are being pursued by several more organizations.