In this bonus episode, veteran shinobi Igawa Asagi discovers that her long-sought peace is threatened when her defeated nemesis returns through a dark pact with the city's ruling demon. The revived foe now directs his vengeance toward those Asagi holds dearest, drawing her loyal partner and her own shinobi sister into a web of mounting peril. As emotional strains and hidden dangers intensify, the group must navigate the shadows of past conflicts while protecting their fragile bonds. The story explores themes of resilience and loyalty amid escalating intrigue.