Tin Man Gn by Justin Madson

In Justin Madsons debut graphic novel, Tin Man, a girl and her brother befriend the titular Tin Man with unexpected results. Solar is in her last year of high school and is reeling from the recent death of her grandmother. She has abandoned her plans for the future and fallen in with a bad crowd. Her little brother, Fenn, doesn't understand why she's changedshe doesn't even want to help him build their rocket in the garage anymore. Campbell is a tin woodsmana clunky metal man whose sole purpose in life is to chop down trees. He longs for more, however, and decides to seek out a heart, believing that, with one, he will be able to feel things he has never felt before and, therefore, change his life.