Episode 18

When in Rome, do as the Romans do (Quite Hard to Put Together) (郷に入りては郷に従え（合わせるって大変です）) Gō ni Irite wa Gō ni Shitagae (Awaserutte Taihen Desu) is the fourth episode of the second season of the Kobayashi-san Chi no Maid Dragon anime.

Summary
Takiya and Miss Kobayashi are impressed by a beautiful array of code. Surprisingly, the one who wrote it was Elma. Miss Kobayashi is overjoyed that finally have more fully capable manpower. Then Elma hears that Miss Kobayashi is considered a "pillar" of the company who handles much more work than her, which causes her to suddenly get mad.

Characters

 * Tohru
 * Kobayashi
 * Elma
 * Sasakibe
 * Makoto Takiya
 * Fafnir
 * Kanna Kamui
 * Riko Saikawa
 * Georgie Saikawa
 * Ilulu

Adapted Chapters

 * Chapter 35
 * Chapter 43
 * Chapter 50

Trivia

 * Houka Kazetomo from Cool-kyou Shinja's other work Metsuko ni Yoroshiku has an unvoiced cameo as one of the gang members who surround Tohru, Elma, and Fafnir.

Anime and Manga Differences

 * In the anime, Ilulu does go to the amusement park to play with Kanna and Riko, whereas in the manga, she stays at home and sleeps.