He started his journey towards Estalucia, the Island of Astrals, after reading his missing father's letter. His life is tied to Lyria after she shared part of her life to save him. He has a strong sense of justice and is a kind boy who will help anyone in trouble.

Wields the ability to control primal beasts. After Gran saved her while she was escaping from the Erste Empire, she joined him in his journey. She is full of wonder and curiosity.

He has been with Gran since he was a child. An existence like a partner who will guide Gran along his destiny. A lizard-like mysterious winged creature. Loves apples.

A former knight of the Erste Empire. She turned against the Empire after they tried to use Lyria's powers. She is a calm and level-headed person, but is extremely weak against cute things.

The highly-skilled helmsman of the Grandcypher. He once rejected the skies, but decided to pilot an airship once again after he met Gran. He seems like a brusque person, but is really good at taking care of others.

A young mage with strong magical powers. She first encountered Gran while searching for her missing master in Valtz Duchy. She hates being treated like a child and cannot wait to grow up to become a fine lady.

A veteran former skyfarer who worked in Auguste Island as an mercenary. He seems to be related to the Black Knight but has not revealed any details to the crew. A kind-hearted person who is also highly-skilled and experienced.