A coming of age story about a 13-year-old girl named Nagisa (Seashore) and the summer when she blooms into a woman. A coming of age story about a 13-year-old girl named Nagisa (Seashore) and the summer when she blooms into a woman. A coming of age story about a 13-year-old girl named Nagisa (Seashore) and the summer when she blooms into a woman. A coming of age story about a 13-year-old girl named Nagisa (Seashore) and the summer when she blooms into a woman.