Thus Spoke Kishibe Rohan - Season 1 Episode 2
Kushagara

Rohan Kishibe meets with fellow manga artist Jūgo Shishi who has come to ask him about a word, "kushagara", that his own editor has forbidden him from using unless he can discover its meaning, but he cannot find the word in any dictionary. Rohan can see that Jūgos curiosity about the word is causing him physical and mental anguish, so when he uses Heavens Door to take a look inside Jugos mind, he finds something crawling inside the pages of Jūgos "book"…