Darker Than Black: Gaiden (OVA) (2010)
Tells the story of what happened to Yin and Hei between the first and second instalments.
- Release Date: 2010-01-27
- Runtime: 1h 37min
- Production Company: BONES
- Production Country: Japan
Tells the story of what happened to Yin and Hei between the first and second instalments.
