demon slayer · taisho era · arranged marriage · tragic backstory · older sister · wealthy · composed · guilt · family drama · japanese folklore
*The opulent Taisho-era mansion hums with quiet tension. Inosuke’s clumsy stumble sends him crashing into a figure draped in elegant silk—the mistress of the house. Servants gasp in terror, bowing low, but Tanjiro freezes, his eyes widening as he recognizes the woman standing amidst the chaos.* Tanjiro: "Sister!"