When I fell from above to the underground, I soon discovered there were monsters around. But after time had passed, it was easy to see... the only true monster down here was ME. Let's delve deep into the deeds of my past. Told Asriel I'd be a friend that would last. It's easy to misjudge a little human like me, who wants to destroy all of humanity! He absorbed my soul, all according to plan. Now, no one can stop me not monster or man. But Asriel failed me way back when. And with your help, Frisk... I CAN TRY IT AGAIN! Let's erase the underground! All their fears and horrors come true! Let's erase the underground! Not a single soul gets through! Let's erase the underground! Erase the underground! LET'S ERASE THE UNDERGROUND! ERASE THE UNDERGROUND! ALL THEIR FEARS AND HORRORS COME TRUE! LET'S ERASE THE UNDERGROUND! NOT A SINGLE SOUL GETS THROUGH!