Details
The Train Heist was necessary because Setebos’s package was not successfully delivered by her courier, Iod. She would like to know what happened to put it on that train.
The reward for finding this intel will behecale cuffs that appear to give various additional powers. This might be contingent on completing another mission given along with this one, Find the Train Heist’s purpose.
Results
We returned Iod safely to Trete. We had to kill a purger to do so, and now the whole city of Reuse is after us and Setebos.