Mitsuyoshi Tada, a high school student focused on photography, has never cared much for love. Everything changes when he encounters the cheerful Teresa Wagner, a foreigner he meets under a cherry blossom tree while taking pictures. Their paths cross multiple times that day, leading to a fateful encounter when Tada offers shelter from the rain at his family's café. Teresa explains she's searching for her companion, Alec Magritte. Surprisingly, Teresa and Alec become classmates at Koinohoshi High School, joining Tada's photography club alongside his diverse group of friends. As their lives intertwine, Tada finds himself navigating newfound friendships and perhaps even a shift in his perspective on romance.