(Y/N)'s POV
You had a child you didn't want but kept it to yourself any way. Then you saw a small human child. *ACT* greet* "Hello what's your name?" You said with a pleasant smile. The child responded "F-frisk." " Come with me Frisk you can come live with me ok?" "Yeah!" They said.
TIme skip
It's past your due date you have accepted that you're going to have a child. "Frisk dear will you come with me please?" "Yeah (Y/N) lets go."
Time skip leg leg
Finally Alphys's lab. You heard mettaton inside so you just called Alphys "Y-yeah what is it (Y/N)?" said Alphys "Can I come in?" "Yeah come right on in." "Well you see, mettaton can't be there." "O-oh ok."
