A bleak futuristic world of injustice is the setting for Tina Shaw's new Young Adult novel Ursa. The thriller is launched at the Storylines Margaret Mahy Medal and National Awards Day in Auckland. Last year Ursa won the 2018 Storylines Tessa Duder Award for an unpublished Y.A novel. Lynn Freeman talks with Tina, who's also a short story writer and editor. Ursa by Tina Shaw is published by Walker Books Australia.