After a chance encounter with a neighbor's child, Suzuko's life takes a drastic turn when they are engulfed in a gas explosion. Instead of meeting death, Suzuko awakens in the Sengoku period amidst a battlefield. Saved from bandits by the rough but kind-hearted Shukumaru, she embarks on a relentless search for her lost companion, Shu. Despite their differences in upbringing and manners, Suzuko forms a peculiar bond with Shukumaru as they navigate the brutal era of Japan's history. What destiny awaits this young girl in the midst of such turmoil?