Gai and Kiko get hired by a widow and are asked to find the widow's lost black cat. While trying to find the cat, they meet Hei, who is looking for the Contractor that is killing employers from that same company. As both Gai and Kiko continue to look, Gai comes across the skeleton of a woman who has been dead for a while.
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Ready to Watch Darker than Black, Season 1, Episode 7?