Natural Causes is a Sworn Sword Quest that is part of the Intrigue in Braavos storyline.
"Troubling news from Braavos, my [lord/lady]," Maester Lucas says. "Four of Westeros's strongest allies died within days of each other. 'Natural causes.'"
All Alignment Quest
Whichever option you select, the following Sworn Sword Quest will activate:
Enter the text upon failure of the quest
|Intrigue in Braavos - I||-||Fractured|