(In a plains biome)

[player]: “There! Wall’s done! No more spiders are getting in here.”

([player] starts to finish up their base)

[player]: “Okay…now just need to finish the ceiling and-”

(Suddenly, screaming can be heard from the Nether Portal that [player] set up)

[player]: “What the heck was that?!”

([player] cautiously makes their way to the portal and peeks through)

[player]: “Is...is that a Ghast? And what's wrong with her?”