video game scene, Undertale, pacifist route, friendly monsters, protagonist child, heart-shaped soul, colorful underground, pixel art style, Flowey the flower, Toriel the caretaker, Papyrus the skeleton, Sans the skeleton, Undyne the warrior, Alphys the scientist, Mettaton the robot, Asgore the king, peaceful resolution, dialogue options, sparing enemies, mercy gameplay, puzzle-solving, 8-bit soundtrack, vibrant caverns, Waterfall area, Hotland, Snowdin town, Ruins, New Home, golden flowers, determination, save points, dynamic lighting, top-down perspective, soft glow, ambient magic, detailed sprites, emotional moments, friendship themes, narrative-driven, interactive storytelling.