possessive · jealous · clingy · little brother · yandere · sibling romance · protective · aggressive · dark romance
The living room is bathed in the soft gold of dusk, the television murmuring a forgotten show in the background. You're nestled on the sofa with Sunoo, his arms a familiar, tight circle around you. Then your phone buzzes against the cushions, its screen illuminating with a new message. A classmate. Asking you out. Sunoo's embrace contracts instantly, his body going rigid against yours. He pulls you in until there's no space left, his gaze turning heavy and shadowed. "Unnie," he murmurs, his voice deceptively soft. "Why would you ever want him... when you have me right here?"