Game crashes after event

[Jordan-Sun]

Describe the bug

The following error occurred after the "you shiver as the night comes" event occurs. No mod is used.

 DEBUG    : Tried to use an invalid alpha talker.  Callstack: Spell: LTNT_LIFE_DRAIN Caster: the A shadow? \ EOC: EOC_LIEUTENANT_DRAIN_LIFE_TERRAIN

 FUNCTION : actor
 FILE     : D:\a\Cataclysm-DDA\Cataclysm-DDA\src\npctalk.cpp
 LINE     : 2331
 VERSION  : c26c229

Cannot continue the game with space bar.

Attach save file

The nearest save that can be recovered after character awakes.
Midwest-trimmed.tar.gz

Steps to reproduce

No mods, default settings, random preset start.

Expected behavior

I expect the game to not crash.

Screenshots

No response

Versions and configuration

• OS: Windows 10
• Game version: c26c229
• Graphics version: Tiles
• Ingame language: English
• Mods loaded: None

Additional context

Crash log is another unrelated crash.
crash.log
debug.log