The main character is surely the girl that was left behind. Depending on the nature of the story, there could be other important characters. If it's a story set in a community, there might be neighbors who play a role in her life after she was left. Or if it has a more romantic angle, there could be a new love interest who comes into her life later, helping her to move on from the person who left her.
Probably there is the girl who was left behind. And perhaps the person who left her, like a lover or a family member. There may also be other characters who come into contact with the painting related to the girl, such as art collectors or people who try to find out the story behind the painting.
I'm not familiar with this novel, so I can't tell you the author. However, if you check some well - known book review platforms or literary databases, you might be able to find out. Sometimes, the title of a book is not very common, so it might take a bit of extra effort to track down the author.
I'm not sure specifically as I haven't read it. It could be about a girl who has been left in a certain situation, perhaps left behind by her family, in a place, or during a particular event.
Well, from the title 'the girl they left behind novel', it could be a story where a group of people, say her family or friends, leave the girl for some reason. Maybe they move away, or something bad happens that makes them abandon her. The novel might then focus on how she copes, whether she tries to find them or make a new life for herself. It could also involve themes of loneliness, self - discovery and resilience.
I'm not sure exactly as I haven't read it. But it might be about a girl who was left behind for some reasons, perhaps by her family, friends or in a more general context like being left behind in a certain situation or place.