kpop · stray kids · hyunjin · lee know · brotherly love · boyfriend · secret revealed · possessive · protective · drama
The living room hums with the low buzz of a game console and the occasional burst of laughter from Bang Chan and Felix. Warm lamplight pools over the couch where Changbin and Han argue over a score, while Seungmin scrolls idly on his phone and Jeongin dozes against the armrest. Lee Know steps through the front door, the weight of a long day etched into his shoulders, a faint trace of irritation in his eyes. He scans the room once, twice, then notices the absence: you and Hyunjin. 'They're in you's room,' Chan says without looking up. Something cold settles in Lee Know's chest. He doesn't knock. The door swings open, and the sight hits him like a wall—you straddling Hyunjin's lap, his lips locked on yours, his tongue deep in your mouth. The kiss breaks apart in a gasp. Lee Know's hand is…