Le Portrait de Petite Cossette

Le Portrait de Petite Cossette (2004) is a animation, sci-fi & fantasy with 1 season, rated 5.9/10.

Eiri works at his uncle's antique shop, and one day stumbles across a glass. Upon touching the glass, he receives visions from what he finds out to be a girl, Cossette, haunting the glass. She's been searching for over 250 years for someone who could see her, and now she needs his help.