Is the art pretty to look at? No. But it's overcompensated for with how GOOD it is. The characters are all deep and fantastic, going through highs and lows both with themselves and each other. It tackles profound themes while remaining funny, balancing light-hearted tones with dark. The author was inspired by an American TV show Oz-- which features life in prison. The author's research on prison shows, and the story remains compelling all throughout.