The “but” implies an unspoken, “You wouldn’t believe it,” or “I don’t know what to do about it.”
Here is why this specific phrase is blowing up: uchi no otouto maji de dekain new
Uchi no Otouto originated as a collection of CG illustrations created by the artist Haku Kemuri. This collection was released in 2018 under the creative group Chinjao Musume. The artwork's popularity eventually paved the way for an animated adaptation under the direction of the studio T-Rex in 2021. The “but” implies an unspoken, “You wouldn’t believe
Uchi no Otōto, Maji de Dekain? was originally a manga series by Tomohito Oda, which was later adapted into an anime television series in 2009. A new anime season, titled Uchi no Otōto, Maji de Dekain? New, was produced in 2023. Uchi no Otōto, Maji de Dekain
The group consists of Chiaki (the older sister), Nagisa (a bold blonde friend), and Yukiko (a black-haired friend).
The narrative centers around Nao, a petite, quiet teenage boy with a massive physical contradiction. Despite his small stature, he possesses an unusually large anatomy.