The MC thought moving in with her best friend would mean parties, chaos, and surviving her annoyingly flirty older brother — not accidentally becoming obsessed with him. Jungkook is dangerous, emotionally unavailable, and known for never getting attached, yet somehow he can’t stop cornering her in kitchens, watching her laugh with other men, or touching her like he already owns her. And the worst part? She has no idea the boy ruining her life with smug grins and filthy jokes is secretly the most feared mafia king in the city.