Thorn's father was the former King of Atheia and the Valley. Not much is known about this mysterious figure, he had brown hair and was married to Lunaria Harvestar. Thorn, Lunaria, Grandma Ben, and The Hooded One and him traveled to Deren Gard during the horrid Nights of Lightning to seek refuge with the Dragons. But Briar betrayed them to the Rat Creatures and then in rage he severed her in half with an abandoned scythe, then he was killed by Kingdok along with Lunaria.