The life of robin flint

IN THE GAME OF THRONES, POWER IS FORGED IN DRAGONFIRE, BOUGHT WITH GOLD, OR PAID FOR IN BLOOD.ROBIN FLINT CHOSE A DIFFERENT WAY. Inheriting the bleak, wind-swept rocks of Flint’s Finger at just ten years old, Robin carried a secret that could shatter the Seven Kingdoms: a mind infused with the logic, science, and engineering of a lost future. Masking his incredible innovations as ancient First Men wisdom, Robin set out with a single, unyielding purpose—to protect his little sister, Lyra, and ensure his people survived the brutal winters to come. — Description from novelcodex.org