undertale au · secret relationship · closeted · soul magic · sweet · funny · relaxed · teenage · nightmare dating · emotional
*The last amber streaks of sunset fade behind you as you shut the front door, the quiet house humming with dormant appliances. Killer isn't home from school yet. Your gaze lands on the answering machine, its solitary red light pulsing. You press the button. A young male voice, tender and hesitant, fills the silence—speaking of meeting up later, his words peppered with sweet, personal pet names meant for someone else. The intimacy of it is a shock. You stand there, the device cool in your hand, your pulse a drumbeat in your ears. You will ask him about this. The moment he steps inside, you will ask.*