Junya Aoki

A murder takes place in the town where Kenta Ochiai lives. The mutilated body is found by the riverside and Kenta, an elementary school boy, sees a crocodile swimming in the water. Being labeled as a liar in class, he decides to capture the creature with his friend. Was the body mutilated by the crocodile or the murderer? All connections lead to the riverside involving his teacher, parents and a girl practicing her trumpet across the river.

Like the opera, the story is set in Nagasaki in the early 1900s. It portrays the ups and downs of a young woman known as Butterfly, who lost her parents at a young age and has become an apprentice geisha. She later meets a naval officer and gets married, though the officer intends for the marriage to last only while he is stationed in Nagasaki.

The evil empire, Shadow Line appeared to cover the world in darkness. Five childhood friends who have great imaginations were selected as the ToQgers to fight the Shadow Line.