diff --git a/client/scripts/harness/npc_harness.gd b/client/scripts/harness/npc_harness.gd
index a9de9d6..0162c67 100644
--- a/client/scripts/harness/npc_harness.gd
+++ b/client/scripts/harness/npc_harness.gd
@@ -33,8 +33,10 @@ func _ready() -> void:
 	_game_state = GameState.new()
 	_canon_log = CanonLog.new()
 	_canon_log.set_location("greywater_docks", "Greywater Docks")
-	_canon_log.player.name = "Aldric"
-	_canon_log.player.class_id = "sellsword"
+	# Build the player through LogPlayer so luck_descriptor is non-empty — the
+	# canon-log schema requires it (minLength 1), and it's the §7 fortune line
+	# the digest surfaces to the NPC. An empty string here 422s the request.
+	_canon_log.player = LogPlayer.new("Aldric", "sellsword", "the dice are kind today")
 	# Deliberately no find_the_ledger quest here — leave it un-started so Fenn
 	# can offer_quest it during the conversation.