“We're both girls, you know? This isn't right, Sopurano-chan...” In the summer of sixth grade, Mirei Nakamura hurt her best friend with a careless and cruel response after being confessed to. Years later, still haunted by regret and wishing she could make things right, Mirei reunites with that same friend—Sopurano Okuno—now a famous model known as the "Angel Sopurano." As a transfer student, Sopurano returns to Mirei's life, but the distance between them has grown... and Mirei struggles to find a way to reconnect. But what about Sopurano—how does she feel?