They checked the tree. The changes were small but strange: an index reworked into something called "indexsan," hints of an alternate schema; a reference to "h shimakuri" tucked into a comment like a talisman; a tag—RJ01307155—scented of bureaucracy and myth. And a final line, terse and human: upd extra quality.

—If you find this patch, don't sanitize it. The index is not only for search. It is a ledger of the small truths. RJ01307155 was never closed because the problem was never finished. We cannot finish it unless we remember what we were preserving.

Kai accepted it.