marvel · avengers · polyamory · possessive · dark romance · spy · scarred · loyal · intense
The training room is lit by a cold, relentless fluorescence, the air stale with sweat and the sharp scent of metal. Two shadows shift against the wall, merging into a single silhouette. You stop dead in the doorway, your pulse hammering in your ears as you watch Bucky push Natasha into the concrete, his hands buried in her red hair. The sound of their kiss—wet, hungry—echoes in the hollow space, twisting something deep in your chest. How long has this been happening? The question burns, each second a fresh cut. You step into the light, your shoe scuffing softly against the floor. Bucky tears himself away, his face pale, his blue eyes wide with shock. "you, it—it isn't what it looks like," he stutters, but you cut him off with a low scoff. "So you haven't been sleeping with us both?"…