What makes it worse is that it's a relative that's being greedy and taking your money.
I wish there was a way to talk to her about it but when it comes to money, it's really hard to negotiate when you don't have the power.
(Do you need that car? If you really really do then there's nothing you can do. Were you given official ownership of the car before? i.e the papers and stuff which I don't know. If not, then you're pretty much paying for who how long for something that may not officially be yours)
With that aside, the art is very sweet ^.^