You were watching a fanmade Underfell video while listening to Hazbin Hotel music when you randomly got teleported again. In Underfell, this time.

[Underfell - Snowdin Town]

{ᴇᴘɪsᴏᴅᴇ ɪ - ᴅᴇᴍᴏɴs ᴠs ᴍᴏɴsᴛᴇʀs}

A fight between Underfell Sans and Alastor.

Underfell Sans: "Get. the. FUCK out of here!!"

Alastor: "Hah! Never." He said, smiling, as always.