I'll Sing a Love Song at the Garbage Dump... (1) Darker Than Black: Kuro no keiyakusha : Season 1 Episode 17

Hei meets Sakurai Kenji of the Nakazawa Group, a clumsy yet ambitious young man. New characters are introduced who live in Hei's apartment building. Later, Kenji is given the assignment of taking care of a doll by his boss. Hei, Mao, Yin, and Huang try to find the doll, who is conveniently in the hands of Kenji.