Jerlamarel, who possesses the "mythic" ability to see, hands Baba a key to a hidden chest near a waterfall. He instructs Baba to open it only when the children are "twelve summers old," claiming it contains the knowledge needed to "begin a new world". The Heritage of Sight
As the story jumps forward several years, the twins grow up and their ability to see is confirmed. See - Reich der Blinden 1x2
: In a nod to our modern world, the books they begin to read are classics: Haniwa reads George Orwell’s 1984 , while Kofun reads Harper Lee’s To Kill a Mockingbird . Jerlamarel, who possesses the "mythic" ability to see,
Are you interested in how evolve in later episodes, or "See" Message in a Bottle (TV Episode 2019) - IMDb : In a nod to our modern world,
The episode opens with (Jason Momoa) on a morning hunt with the two infants, Kofun and Haniwa. In the misty forest, he is ambushed by a fearsome brown bear . Despite his blindness, Baba engages in a brutal struggle to protect the babies, but he is ultimately saved by an arrow fired by Jerlamarel , the twins' biological father.
: Paris, the tribe’s elder, gives the twins the key and leads them to the chest. Inside, they find books—relics of a lost civilization.