Head to the marked spot and defeat the soldiers on the farm. They have attacked a black couple that will move to your village after you save her.
Speak with Warren and run to the point marked on the edge of the woods.
As you reach the target, a green circle within which you will find the first trace will appear on the map. It's marked with a magnifying glass icon.
Analyze the traces and head to the next circle to find more. When you find Prudence, it will turn out that she's being attacked by a bear. You need to quickly kill the beast and afterwards take the woman to her husband. That way you will end the mission.
Meet with Warren and Prudence and head to Boston.
You need to head to the Homestead icon and speak with the man waiting there. The will tell you where doctor White can be found.
To end the mission, you need to protect the doctor from the attacking bandits. It's best to do it with quick combos.
In this mission, Prudence will ask you to goad the pigs into the pen. To do that, you will have to block the animals' path so that they run behind the fence. The mission will end as you goad all of them.
Get me a Doctor!
Meet with Prudence in the woods. She will ask you to get her a doctor as fast as possible. quickly get onto a horse and ride to the doctor.
As you get nearby his house, the man will hop onto the horse and follow you.
Don't get too far from him, as right behind the bridge you will have to turn left and inform the woman's husband.
As all three of you reach the target, the mission will end.