Fantasyland's Extreme Trial

"As we all know, there are no numbers other than one to nine in the world," said the famous genius mathematician Cirno. "As we all know, the sun's rays are enough to vaporize the skin," said the famous vampire Remilia. "As we all know, all mushrooms in the forest are edible, and the more colorful they are, the more delicious they are," said the famous thief Marisa. "As we all know, the above... Are all talking nonsense," said Sans, a famous ketchup expert. So... "You seem to be very arrogant recently? It seems it's time to train yourself." So Yakumo Zi randomly exchanged a person's death realm with sans... "I am full of determination now! I am determined to refuse your realm change!" "??? Wtf???" Yakumo Zi looked confused. "It's time to show off your real skills! Someone pulled my pants chain!!" Sans "You don't have a trouser chain..." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.