Fate/Apocrypha Episode 25: Apocrypha
Episode 25 of 25 of Fate/Apocrypha, aired December 31, 2017, 25 minutes. Available with English subtitles and dub where released.
Episode summary
A boy once stood opposed to Shirou's wish, wielding a sword to fulfill his own. Thus the wishes intertwined into "Apocrypha."