Romance exists; the full route list is not yet documented.
Romance is listed as a game tag, and the Demo material confirms special interactions with characters at the Tower. PC Gamer also recorded flirtation between characters.
The complete roster of romance routes and their conditions is not yet documented. Do not present every Knight as having a confirmed romance ending.
FIELD NOTERead the evidence around the choice.
Start from the live index, follow one system at a time, and keep the timeline stable long enough to see what the decision actually changes.