Aemon Targaryen
Maekar's third son, gentle and clever, sent to the Citadel to forge a maester's chain of his own free will. A very long road is ahead of him — most of it, one day, in black.
The fuller tale
Of Maekar’s four sons, Aemon is the one who looks the succession crisis squarely in the face and chooses, deliberately and while still young, to remove himself from it. Gentle by temperament and unusually clever even among a family not short on cleverness, he asks to be sent to the Citadel to forge a maester’s chain — not as a punishment or a consolation, but as a considered escape from a court where every brother around him seems to be either burning with ambition or destroyed by its absence.
The choice reads, in hindsight, as the shrewdest decision made by anyone in his generation of the family. Where Aerion curdles into cruelty and madness and Daeron dissolves gently into wine, Aemon simply steps outside the whole apparatus of succession, trading a prince’s uncertain and dangerous prospects for a scholar’s quieter, safer usefulness — reportedly forging his chain with a speed that startles maesters twice his age, a small proof that the ambition his brothers spend on the throne, Aemon has simply redirected.
He appears in the tales chiefly at their edges, a young man already halfway gone from court and court’s concerns, more interested in what the Citadel’s libraries can teach him than in what a crown might do for him. It is, within a family this thoroughly consumed by the question of who rules next, the single most radical decision any of Maekar’s sons makes.
The very long service that follows — a maester’s chain worn for decades, eventually at a posting far colder and more remote than anything a Summerhall-raised prince might have imagined for himself — belongs to a history the tales themselves have not yet caught up to. What they establish is only the choice, made early and never regretted: a prince who decided, before anyone forced the question, that duty and blood did not have to point the same direction.
The page and the screen
Aemon has not yet appeared in the show’s aired episodes, and The Hedge Knight itself gives him only glancing mention as Maekar’s absent third son. His fuller story belongs to material the novellas leave mostly implied — but viewers of the original Game of Thrones series already met an elderly Maester Aemon at Castle Black, played by Peter Vaughan, decades before this prequel was ever announced, which gives A Knight of the Seven Kingdoms an unusual opportunity: should a future season dramatize his path to the Wall, it would be closing a loop the franchise opened years before this show existed.
Where they stand, season by season
Their fate — if death has found them, it is written here. Open at your peril.
The chronicle records no death for this soul — they are living when the tale leaves them, or their ending is a page the maesters have yet to turn.