Those who struggle with private concerns will sometimes visit the cathedral for guidance. If you have the time, why not offer your keen insight, Professor?
Talk to the cathedral's counselor to learn of the various troubles plaguing the people of the monastery. To help solve them all, you'll have to become close with many different people.
  1. Speak with Mercedes.
  2. Talk to the cathedral's counselor.
  3. Report to Mercedes.
Resolving other people's problems is difficult... You may be able to figure out what they're seeking if you become close enough to spend time alone with them.