Patch Note ver 1.1.0.4a4 — Library Of Ruina Steam update #100829
If a guest's loot table (i.e. what rewards can be earned) at low Emotion Levels contains a book that is required for story progress, at least one copy...
If a guest's loot table (i.e. what rewards can be earned) at low Emotion Levels contains a book that is required for story progress, at least one copy of that book is guaranteed to be resolved when the reception is completed. Fixed UI-related bugs.