Story
The world had 2 races, humans and monsters. One day they went into a war. after a long battle the humans won and sealed the monsters underground with a magical spell. legend says that anyone who entered never came back. until...
one day a human came to the mountain and fell into the underground. the human showed all the monsters mercy and went through the underground. All the monsters were happy until.........
the human started to experiment. they started testing different choices and started hurting and killing the monsters. They reset, killed, then erased. They started to get more power and Chara was awoken. Chara took control and was killing resetting and erasing. They wanted more power and were gaining it. The monsters were powerless and knew nothing until.............
One day something changed and was a big change. Gaster was found through the door and Sans met Gaster but it sounded like Gaster knew that he was gonna meet Sans before it happened. Gaster and Sans talked about a lot of things and one day Gaster knew everything and told Sans everything he knew. Now Sans had the knowledge he needed to know what to do. THIS TIME THE HUMAN WOULD PAY FOR THEIR ACTIONS. SANS SWORE TO HIS LAST BREATH AND WAS DETERMINED TO STOP THE HUMAN WITH GASTER'S HELP HE WAS MORE DETERMINED THEN EVER!