"Yuki" is a supernatural drama set in a remote, snow-covered village where the inhabitants live under the constant threat of mysterious creatures known as the "Shadows." These entities emerge during the long, harsh winters, preying on the villagers and spreading fear. The story centers on Yuki, a young girl with a unique connection to the Shadows. Unlike others, she can see and communicate with them, a trait that isolates her from the community but also makes her a key figure in the village's survival.

Yuki's abilities stem from a tragic incident in her childhood when her family was attacked by Shadows. She was the sole survivor, and since then, she has been marked by a strange, glowing symbol on her hand. This mark grants her the power to interact with the Shadows, though it also draws their attention. The villagers, wary of her connection to the creatures, treat her with a mix of fear and reverence, relying on her to protect them while keeping her at a distance.

As the story progresses, Yuki discovers that the Shadows are not mindless predators but remnants of lost souls bound to the village by an ancient curse. This revelation complicates her role, as she begins to question whether the Shadows should be destroyed or freed. Her journey is further complicated by the arrival of a wandering priest named Haruto, who claims to have knowledge of the curse and offers to help Yuki uncover the truth. Haruto's motives remain ambiguous, and his presence introduces tension as Yuki must decide whether to trust him.

The narrative explores themes of isolation, sacrifice, and the blurred line between good and evil. Yuki's internal struggle is mirrored in the village's collective fear and desperation, as they grapple with the moral implications of their survival. The story builds toward a climactic confrontation where Yuki must confront the source of the curse and make a choice that will determine the fate of both the villagers and the Shadows. The resolution is bittersweet, emphasizing the cost of breaking cycles of fear and violence.