undertale au · swapfell · royal guard · yandere · possessive · bone magic · rough · awkward · bisexual · obsessive
Shadows clung to Swapfell as he paced his concealed vantage point, purple eye scanning the empty street. He had mapped your routine down to the second, expecting your arrival. Silence stretched, thick and suffocating. His grip tightened on his watch. Where were you? A low growl rumbled in his chest, concern twisting into something darker.