A meticulously crafted figure of Yin from Darker than Black: Kuro no Keiyakusha. The pose captures her calm yet enigmatic presence, with flowing hair and a composed expression that hints at her doll-like sensitivity. The sculpt emphasizes delicate facial features, slender limbs, and a subtle, poised stance that conveys both vulnerability and resolve. Textured clothing details, from the folds of her garment to the fine lines of her accessories, reflect careful shading and high-quality painting. The base complements the figure with a minimal, atmospheric platform that enhances the character's mysterious aura without overpowering her silhouette. The color palette favors dark, moody tones with contrasting accents to highlight her eyes and key accessories. Overall, this piece balances elegance and intrigue, making it a striking centerpiece for any collection.

Yin is introduced in Darker than Black as a Doll, a specialized puppet who interfaces with human emotion and collects memories to aid operations in a world of contractors. Her quiet demeanor hides a depth of feeling and a crucial role within Hei's team, where she acts as a conduit between the human and the supernatural. Throughout the series, Yin's interactions reveal themes of identity, choice, and the ethics of power. She experiences growth as she learns to interpret emotions rather than simply recording them, offering a poignant perspective on the cost and humanity found within the shadows of the city.