|Romaji||Ore wa Nibui|
|Air Date||May 7, 2015|
|Episode Direction||Habara Kumiko|
|Animation Direction||Shimada Satoshi, Matsumoto Fumio, Iwaoka Yuuko, Makino Nozomi|
|← Episode 4||Episode 6 →|
I'm Dense (俺はニブイ, Ore wa Nibui) is the 5th episode of Ore Monogatari anime.
Ai, Sunakawa's sister three years his senior, is shocked to learn during a home visit that Takeo is dating. Having secretly harbored feelings of her own for Takeo, Ai is suspicious of Takeo's girlfriend and launches her own investigation...