As college rolls around, Asriel convinces Chara to share a room with Frisk in their new house, Chara doesn't agree with the fact she might make a new friend. She did it just to make her brother happy. And ends up making herself happy as well. There may be a few bumpy lumps along their path to friendship, and even more than friendship, but they always find a way to overcome it. All it took was a little Determination.
12 parts