In search of sapphire, Nagi teaches Ruri how to study sand, but Ruri prefers to hunt on a bigger scale. Ruri, Nagi, and Imari head to the beach in search of agate, and Ruri learns about the long ...
High schooler Ruri Tanigawa loves shiny things. She loves them so much that she heads into the mountains to search for crystals herself—where she unexpectedly meets Nagi Arato, a graduate student ...