Before you begin reading

The barrier had been broken since before you were born. Monsters and humans now lived peacefully together in the same world.

You previously went to high school with many monsters and are now going off to college with your sister, Eva.

In the past, you got along with everybody just fine and made friends easily. But when a certain skeleton becomes your roommate, things are about to change.

《This will be an Undertale Fanfiction that you, the reader, will have the chance to choose what you want!》