Ao Bara Antique no Shoukoujo

Rosa is a young girl who has lost her family and is on the edge of despair. Furthermore, she is driven out of her home and even robbed of her mother's belongings. Then, Alvin, a handsome nobleman, comes to her rescue.
He takes Rosa in and gives her a job in his antique store, which features fairy and floral motifs. Supported by his status and wealth, and touched by his eccentric kindness, Rosa gradually regains her dignity, allowing her natural intelligence and beauty to shine. On the other hand, Alvin's strong interest in the fairies of folklore seems to hide a sorrowful past......?
The mystery hidden in the folklore of the antiques will be the gospel that rescues two lonely souls.

(Source: Fujimi L Bunko, translated)