Ruri Rocks

High school girl Ruri Tanigawa becomes completely obsessed with a crystal necklace she absolutely cannot afford, but she refuses to just mope about it. She finds out her grandfather used to hunt for minerals in the mountains nearby, so she decides to just go find her own. On the way, she runs into Nagi Arato, a grad student studying mineralogy, who becomes her guide into this whole world of rocks, crystals, and geological formations she never knew existed. What starts as a quest to make her own jewelry turns into something genuinely absorbing — learning how minerals form, where to find them, and why they look the way they do. Studio Bind brings the same attention to visual detail they're known for, and it shows. The minerals and mountain landscapes look gorgeous, which matters a lot when the whole show is basically about staring at pretty rocks and understanding why they're pretty. The dynamic between Ruri's wide-eyed curiosity and Nagi's calm expertise gives the show a warm mentor-student energy that carries the 13-episode run nicely. If you liked the outdoor exploration vibes of Laid-Back Camp or the gentle pacing of Non Non Biyori, this hits a similar spot but with a mineralogy twist. It's the kind of show you watch to wind down — wholesome, quietly educational, and surprisingly interesting once you start caring about quartz formations you never thought twice about before.