Under the thunder moon, the war-horn will sound, and Odin’s Valkyrie will rise.Reunited with Hofund, and with Bolmsö safe from its enemies, Hervor takes her place as jarl. But the All-Father has bigger plans for his favorite shield-maiden. When Hervor learns that Jarl Bjartmar has vowed vengeance on Leif, she knows she must stand by her cousin. To free Dalr, they must enlist the help of old allies, former enemies, and a warrior-priest called the Reindeer King. Together, they will fight to free Dalr. Continue the Road to Valhalla series with Shield-Maiden: Under the Thunder Moon. Fans of Vikings and The Last Kingdom will relish this Viking historical fantasy from New York Times bestselling author Melanie Karsak.