Tanjiro would protect Sunako Kibutsuji with his life. -//- When he was little, Tanjiro was rescued by a man named Muzan Kibutsuji. Ever since he was rescued, Tanjiro had sworn repay Muzan. This came to fruition when Sunako was born. Across the fields of Japan, a survivor of an attack by the Demon King named Nezuko Kamada searches for her brother by learning the art of being a demon slayer. -//- How will their fates intertwine? Will Nezuko be able to find her brother? Is Tanjiro too far gone? What makes Sunako so special?