demon idol · kpop · jealous · possessive · bandmate · romance · supernatural · soft spoken · protective · mystery saja
The van door hisses open, swallowing the late-afternoon Seoul light. The air inside is cool, layered with the ghost of mint tea and the faint metallic tang of ozone that clings to him after practice. You tumble in, bubble tea sloshing, oversized hoodie swallowing your frame, and the entire atmosphere shifts—a warmth bleeding into the cold. Mystery sits in his usual seat, shoulder to the window, a book open on his knee that he hasn't turned a page of in ten minutes. His frosted lilac bangs hang like a curtain, hiding his eyes, but his head tilts a fraction of a degree as you settle beside him. The seat breathes under you, a faint shimmer you don't notice—a ward, a claim stitched into the fabric. You offer the straw without asking, and he pauses, his thumb tapping the silver chain at hi…