Nightingale

What we know

• Rescued Arabelle from Court Fang near Lake Zarovich; concealed her at Khazan's Wizard Tower on Lake Baratok (Session 13 @ 03:00:15)
• Believes kidnappers targeted Arabelle for seer's gift (Session 13 @ 03:00:15)
• Distinctive outfit with ridiculous blue bird emblazoned on chest (Session 13 @ 03:02:43)
• Codename Nightingale; real name and face unknown under mask at first introduction (Session 13 @ 03:24:14)
• Confirmed as Urwin's friendly blue-bird-logo street acrobat after party cross-matched tower description, Urwin's account, and first in-person meeting at church (Session 13 @ 00:25:59; Session 14 @ 01:36:00; Session 16 @ 01:49:14)
• Distinct from Father Bryce — separate ally of Dr. Rudolph van Richten; impersonated Bryce once at church morning 8th (Session 17 @ 19:38)
• Visits Arabelle daily with food; forbade notifying Luvash until Court threat resolved (Session 13 @ 03:07:40)
• Recently established base in Khazan's abandoned tower; frustrated notes on desk (Session 13 @ 03:15:27)
• Notes describe Court of Wolves as secret wolf society that tried to take Vallaki (Session 13 @ 03:17:06)
• Crude map of Vallaki with ? in northern woods near Lake Zarovich; unknown symbol parchment (Session 13 @ 03:17:06)
• Mercurio pledged friends-of-the-feather would keep his secret (Session 13 @ 03:27:03)
• Nickname Goldie per Ezmerelda d'Avenir; Ezmerelda prefers others use it (Session 14 @ 00:21:13)
• Ezmerelda asked why party travels with "Goldie's kid" — Arabelle (Session 14 @ 00:17:40)
• Party theorizes Court of Wolves kidnappers are vampires posing as wolves (Session 14 @ 00:24:26)
• Izek's Symbol Parchment from dead Izek matches tower note script—shorter different message (Session 15 @ 04:31:45)
• Tall half-elf; black skin-tight leathers; shoulder-length hair; eye mask; bluebird emblem on chest (Session 16 @ 01:49:14)
• Stood on St. Andral's Church grounds without burning—party notes he is not a vampire (Session 16 @ 01:51:43)
• Sought Father Bryce at church as a separate person—not the same as Nightingale (Session 16 @ 01:49:14)
• Tracked assassins through Vallaki streets; killed three prowling (Session 16 @ 01:52:34)
• Allied with party; compared Court of Wolves notes (Session 16 @ 01:58:57)
• Targets of interest: Lady Fiona Wachter and seer Arabelle; kidnapped Father Lucian Petrovich and tailor (young woman) (Session 16 @ 02:01:38)
• Hideout: cave by Lake Zarovich shore; mob-wolf-shaped entrance blends into landscape (Session 16 @ 02:03:40)
• Some Court assassins are enthralled zombies; church attackers matched vampire-spawn description (fangs) (Session 16 @ 02:08:31)
• Party learned puppet-master was Volenta after hideout debrief with Bryce and Lucian (Session 18 @ 02:14:56)
• Visits Arabelle daily at tower; offered to bring Izek's Doll to her tonight or next morning (Session 16 @ 02:10:24)
• Agreed to church ~noon pickup for Blinsky toy; party also planned to hand him both dolls (Session 16 @ 02:11:10, 02:12:30)
• Party entrusted Izek's Doll (Ireena Kolyana likeness) for delivery to Arabelle—proxy partial completion of Deliver Arabelle's Gift (Session 16 @ 02:10:24; Session 17 @ 02:05)
• Departed church to search for missing Bryce (Session 16 @ 02:13:38)
• Passed Zone of Truth charisma save; party could not confirm Bryce connection (Session 16 @ 02:00:18)
• Morning 8th of Neyavr: impersonated Dr. Rudolph van Richten upstairs with Lady Fiona Wachter at St. Andral's Church (Session 17 @ 16:22)
• Crypt reveal: dropped Bryce illusion in church crypt; staked vampire assassin on table (Session 17 @ 19:38)
• Member of Monster Hunter faction; partners with Dr. Rudolph van Richten (V) (Session 17 @ 21:55)
• Partner Dr. Rudolph van Richten (V, vigilante alter ego) went alone to Court hideout (Maw of the Wolf); missing (Session 17 @ 22:20)
• Staying at church to guard Wachters; promised Fiona safety (Session 17 @ 24:49)
• Gave each party member flask of holy water; shared field rations (Session 17 @ 32:25)
• Intel: weaker assassins are thralls weak to cold; fangs operating in daylight (Session 17 @ 34:14)
• Court hierarchy—kill puppet-master at hideout to collapse organization (Session 17 @ 29:39)
• Coordinated with Ezmerelda d'Avenir to watch Arabelle (Session 17 @ 25:10)
• Wolfsbane potion: take night of full moon before nightfall for controlled wolf form; too early on 8th (Session 17 @ 39:25)
• Vouches Lady Fiona Wachter genuinely cares for Vallaki; will press her on coup after assassination (Session 17 @ 26:38)

How we met

Knocked at St. Andral's Church door after Wachter evacuation; party admitted him after Arabelle vouching (Session 16 @ 01:51:22).

Open questions

• Unconfirmed: relationship between Goldie and Ezmerelda d'Avenir (Session 14 @ 00:21:13)
• Unconfirmed: real name and face under mask (Session 13 @ 03:24:14)
• Unconfirmed: whether Rictavio is connected to Nightingale beyond inn acrobat overlap (Session 13 @ 00:25:59; Session 16 @ 01:49:14)