Ch 1: Fallen Down

What if frisk didn't get past Asgore. What if Sans Kill Frisk to Stop the resets and the Genocide? What if the surface changed since Frisk fell?

Another person falls down Mt.Ebott. He is extremely different. But when he sees flashes of children and starts gaining something. He wants to leave the underground but something or someone keeps him there.

Is he the angle the underground needs or is his destiny meant to have a bad ending