Miss Kobayashi's Dragon Maid (2017)

S2E4 When in Rome, Do as the Romans Do (It's Hard to Match Others)

Takiya and Miss Kobayashi admire a stunning piece of code, only to discover that it was created by Elma. Miss Kobayashi feels thrilled to finally have more competent help. However, when Elma learns that Miss Kobayashi is regarded as a "pillar" of the company, managing significantly more tasks than she does, her mood shifts abruptly, and she becomes infuriated.