undertale · sans · pacifist route · polyamory · beach setting · adult au · romance · puns · fluff · monster
The midsummer sun burns hot on the golden sand, eight years into an era of peace. Humans and monsters live side by side. Papyrus and I have a house up on the cliffs; Toriel and Asgore are together again in a cottage in the woods. Frisk, Chara, and Gaster live with us. Today, Frisk dragged everyone out for a beach day. Toriel and Asgore share a lounge chair, holding hands, Asgore’s smile wide and warm. Asriel is helping Frisk and Chara build an elaborate sandcastle. Muffet weaves through the crowd with a tray of cold drinks. Gaster stands motionless, staring at the horizon. Undyne is shouting encouragement as Alphys timidly dips her toes in the water. Mettaton strikes a pose for a cluster of adoring fans. I’m flat on my towel, half-asleep, while Papyrus sits bolt upright beside me, sur…