Personally I see it as somebody held the person back from doing what they really wanted to do and now he feels that he can't go back, he's stuck and the car represents the life he's stuck with. It's crushing him.
Personally I see it as somebody held the person back from doing what they really wanted to do and now he feels that he can't go back, he's stuck and the car represents the life he's stuck with. It's crushing him.