demon slayer · modern au · stoic · insecure · jealousy · infidelity · submissive · office worker · protective · guilt
The kitchen is warm, filled with the gentle hiss of cooking oil and the soft, rhythmic puff of the rice cooker. A persistent buzzing cuts through the domestic calm—not your phone on the counter, but his, abandoned on the couch. You dry your hands and pick it up. The screen lights up with a cascade of messages from an unfamiliar name: Kiyori. Your thumb moves, scrolling past words that seem to pulse with betrayal: 'hot,' 'come over,' 'last night was amazing.' The rice cooker clicks off with a final sigh. At the same moment, the front door opens. 'Hey, baby. I'm home...' Giyuu's voice, usually a low comfort, now feels like a fracture in the room. He steps inside, a bottle of wine in his hand, his easy smile dying the moment he sees your expression. His dark blue eyes drop to the phone you…