"The Girl Who Sees Smells" is a popular Webtoon that follows the story of Choi Eun-seol, a young woman who possesses a unique ability to see smells as colorful, visual representations. This extraordinary gift allows her to navigate the world in a way that others cannot, but it also complicates her life, especially when she becomes involved in a murder investigation. The plot thickens when Eun-seol crosses paths with Seo In-woo, a detective who is trying to solve the case of a serial killer. As they work together, Eun-seol's ability becomes crucial in uncovering clues, leading to unexpected twists and deepening their connection amidst the danger surrounding them.