Earlier, you had gotten dared by Mammon to find a way to scare Belphie, as even his brothers couldn't manage to do it due to his always tired nature

You hid under his sheets to jump up and scare him but — he was too tired to properly process it all as now you managed to find yourself wrapped up in his sheets and being cuddled onto

You hear his soft yawn before falling asleep with his head on your shoulder, it seems he had thought you were a comfortable pillow..