Jon Snow has come back to life already in the TV series but the sixth installment of its book of origin has not come up yet. But rumor has is that the sixth book contains storyline not possible in the TV series. “A Song of Fire and Ice” author George R. R. Martin will launch the sixth installment of the book series entitled “The Winds of the Winter" within this May after failing to release it prior to the books’ TV adaptation “Game of Thrones” season 6.