Thread and Oath (слэш)

They did not return.
Nor were they lost.
In a world older than memory and colder than fate, Harry and Severus became something else — not by magic, not by prophecy, but by choice.
A story of quiet survival, long winters, and a bond stretched across time — and beyond it.
(Post-War. Canon-divergent. Magic, blood rites, and something like home.)