Set off on an adventure with the Dengeki hero Hugo. The ordinary boy has been living a peaceful village faraway from the front lines. He did not know what danger is until he witnessed a battle plane crash and rescued Fiona, the passenger.
Fiona is being chased by the army and Hugo is firmly planted on the girl's side. He took Fiona to his father's robot, and together to two flew away from the village to the battle air ship Starlight.
Who is Fiona, what is this war about and how to end it? Decide on your destiny as you read the novel and develop relationships with the cast of characters.