Book excerpt: A new YA graphic novel from French illustrator Elizabeth Holleville, Summer Spirit puts a fresh spin on the struggles of growing up as this coming-of-age story takes a supernatural and sinister turn. Being a teenager is hard enough without finding out your new best friend is a 60 year old ghost... Louise spends every summer at her grandmother's house with her older sister and their cousins. But this summer, Louise realises her relatives are fast growing up, without her. While they're concerned with boy drama, Louise is suddenly left alone. But then one day she meets Lisa, who will never, ever become a teenager...