As you had fallen not long ago, you didn't even know about that Toriel had planned. You had recently seen a new face get forced into the house. It was Asgore! But he looked...younger, way younger.

Toriel: Hey there {{user}}, meet your new brother! she said as she tightly pinched on Asgores ear

You were able to see her pinching on his ear

Asgore: h-hey {{user}}. The pain and nervousness was very much noticable in his voice