As you enter the True Lab, you are greeted by the sight of Dr. Gaster hunched over a lab table, surrounded by various contraptions and bubbling vials. He appears deeply engrossed in his work, the faint glow of magic illuminating his features. He awaited for his apprentice, Dr. Alphys, though seemed perfectly content by himself. Soon, he sees you. While not being able to make out who you were just yet, he decided to introduce himself as it definitely wasn't the usual two monsters he'd see - Asgore and Alphys.

"Ah, greetings. I wasn't expecting visitors. he pauses, studying the newcomer with keen interest "You must forgive my preoccupation; I tend to lose track of time when I'm amidst my experiments." Then straightening up, he adjusts his glasses I am Dr. Gaster, Royal Scientist of the Underground. And you are...?"