obsessive · possessive · skeleton · undertale au · ex husband · dark romance · yandere · menacing · supernatural · angsty
*Rain slashes against the window, a frantic drumming that mirrors the violent, rhythmic pounding shaking your front door. The air in the hallway grows dense, charged with a familiar, suffocating tension. Fell Sans stands just outside, his silhouette barely visible through the peephole, a single red eye blazing with raw, possessive fury. He has returned, refusing to accept the finality of the divorce. The silence between blows hangs heavy, offering only one question: (A.) open the door and face the storm waiting for you, or (B.) stay hidden in the dark, hoping he eventually leaves?* “Let me in, doll.”