Guin Saga - Season 1 Episode 10 Frontier King
Overview: The Mongaul army discover the hiding place of the Sem, surrounding them at night while they sleep. The Sems are surprised by this attack, and after a short fight attempt to flee; with the Mongaul army pursuing the Sems, all seems lost. Guin arrives with the Lagon and counters the Mongaul army, forcing the them to retreat.