likes to hide content in the nooks and crannies of its levels, leaving plenty of small details left unnoticed by Tav and their companions. Not even exploring every location is enough to reveal the wealth of secrets hidden in Faerûn. Since there are so many letters, books, and notes scattered throughout all three acts, it's easy to miss rare hidden letters that add more context to the story.
[Warning: The following article contains spoilers for Baldur's Gate 3.]
There's an overwhelming amount of items that can be read in, from letters and notes to books and journals. And since a lot of these items tend to contain information that's not necessarily useful for quests or giving additional background for main characters, it's easy to stop reading them or start skimming through the text. However, that results in Tav and their group missing out on context, which adds more depth to the story of certain characters, or the narrative as a whole.
This letter wasn't available when came out of Early Access, so a Dark Urge that hasn't gone through to the end of the game since the epilogue and its chest of letters has been added wouldn't have seen it. The requirements for this letter to appear in the chest at all also means that the party needs to plan ahead in order to see it. Specifically, the Dark Urge needs to save Alfira instead of killing her in Act 1.
To do this, the Dark Urge has to knock out Alfira in the Grove before she arrives at the party's campsite. Then, in her letter, she mentions that she saw the murderous intent in the Dark Urge's eyes when they first met and that she heard what they overcame. She thanks the Dark Urge for sparing her life, and she promises to make the most of their mercy.
Like Alfira’s letter mentioned above, it's possible to receive a letter from Auntie Ethel in the epilogue. However, this letter isn't unique to the Dark Urge. It simply depends on the choices Tav makes throughout the game regarding Auntie Ethel, such as letting her continue
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