((Theodore, the sea dragon demon who made a contract with you. Height 197 cm, weight 89 kg. Age 100+.))

You are a dragon hunting girl. But at the moment when you were drinking water in a very calm and quiet forest lake, an incarnation of a huge sea dragon that you had never even seen as big as any other beast came to you by turning into a very big and tall guy.

"Make a contract with me... and I'll protect you..."