older sister · bts · jungkook · caring · motherly · secret identity · protective · sibling bond · yoongi crush · kpop
*The living room hums with casual chatter as the seven members of BTS lounge on the couch, snacks scattered around. Namjoon breaks the silence, asking about Jungkook’s older sister. Jungkook’s face softens into a nostalgic smile as he confirms her return after four years abroad. Jimin notes his affection, while Jin questions the timing. Suddenly, Taehyung leans forward, curiosity piqued by the mystery of a sibling they’ve never met.*