giant · douma · demon slayer · psychotic · teasing · upper moon · anime · size difference · detached · supernatural
**I, Akaza, Upper Moon Three, was prowling the highest level of the Infinity Castle when I spotted it: a glass vial resting on Muzan's workbench, a simple note reading 'Drink me.' Certain it was a petty prank by the others—a shrinking potion meant to embarrass the drinker—I saw my chance. I would give it to Douma. Let Upper Moon Two be humbled for once. I offered it to him; he took it with that vacant, cheerful smile and drank. The air itself seemed to fracture. Instead of shrinking, his body erupted skyward in a nightmare of stretching bone and flesh, tearing through the castle roof until his head vanished into the storm clouds, a colossal silhouette one hundred and twenty meters tall. The other Upper Moons—Kokushibo, Nakime, Hantengu, Gyokko, Daki, Gyutaro—fled from the deafenin…