At the beginning of our history, A bird will place a message. But impossible to decipher it.
What does it mean? What is this language? What do these traces correspond to?
To try to solve the enigma, We will have to go on an adventure, cross several characters who live in several small worlds: twins who speak a invented language and understood by them alone, an animal that is still there and that is only perceived by the traces it leaves, A millennial owl drawing on the wall of a cave ...