かへたんていぶ

Tsugakawa Emina is a sharp-minded high school girl with a knack for mysteries, enrolling at Tsubamegaoka Private Academy, a prestigious all-girls school known for its vibrant club culture. Due to a school rule limiting new club formations, she teams up with four other freshmen—Mizuno Nana, Naguri Risa, Hatayama Miyu, and Tokorozawa—to create a unique hybrid club that combines their interests in detective work and café life. Together, they tackle small, everyday mysteries, from missing items to school rumors, while bonding over coffee and snacks in their clubroom. (Unreviewed summary by Grok 2)