Run, my little skeleton (+18)

Undertale AU based story of Nightmare, who needs bad Sanses to catch the apple of the true feelings for him. The apple gives ultimate positive/negative power to its eater. The way to catch the apple is not easy. Bad guys need training and knowledge to become a deadly group, which can beat the star Sanses guarding the apple. The journey encountes violence, desperation and death, but there is also good humor, loyal friendships and even love.