Yuuto and the Steel Clan have little time to celebrate their victory against the Silk Clan as the Flame Clan Army resumes its advance. Once again, Fort Gashina is the center of the conflict. The Horn Clan Army under Rasmus attempts to hold the fort in Yuuto's absence. Can Yuuto, with his cheats, defeat the legendary Oda Nobunaga, one of history's greatest strategists, once and for all? The long-awaited Battle of Yggdrasil begins in this 17th volume!