It ambushes you in four-minute chunks and somehow you've finished the whole thing in an hour, then immediately restart it. The pitch is nothing: two brother-and-sister pairs, the Niimotos who cannot stop admiring themselves and the Saitous who keep you guessing, just existing at school and at home. What sells it is the look. Loud, candy-bright colors and clean, unbroken movement that most shorts of this length wouldn't bother paying for, because nobody expects animation this smooth from a gag filler slot. There is no plot, no arc, no stakes, and pretending otherwise would be an insult to how deliberately it refuses them. What you get instead is sibling banter that lands exactly like your own house did at sixteen, the pointless needling, the deadpan retort. Shelve it next to Aiura and Onee-chan Ga Kita and hit it on a bad night.

Two pairs of teenage siblings, each an older sister with a younger brother, share the spotlight in this short-episode comedy about ordinary days at school and at home. The Niimoto siblings lean a little toward narcissism, while the Saitou siblings come across as somewhat mysterious. The two pairs are friends, and their stories turn on love and misunderstanding. The humor stays light, built from familiar everyday situations rather than any big plot.