Les Miserables: Shoujo Cosette (2007)

Set in 19th century-era France, the series begins with Cosette, a young girl, traveling with her mother, Fantine, who is trying to find a job and a place to live, but have always been shunned away due to few employers hiring single mothers. When her mother is promised with the prosperity of working in the big city, Cosette is separated from her in the hopes a caretaker will watch over her while her mother earns some money. Unfortunately this was a trick and the caretaker is a corrupt man who makes Cosette his indentured servant, or more precisely: his slave. Then the kind mayor of the town that Cosette makes her new home in sees how winds of change are so detrimental for children and families, and decides to do something about it.