It's the 41° mission in chronological order of the RDR2 story mode, played with protagonist Arthur Morgan .
A Short Walk in a Pretty Town - Mission Details:
Arthur, Micah, Bill and Sean go to meet some of the Gray boys in Rhodes to discuss a security job.
Gold Medal Objectives (100%)
The following are the Mission Objectives required to obtain the Gold Medal in the mission "A Short Walk in a Pretty Town":
- Kill 3 Lawmen in Dead Eye while saving Bill
- Complete using only sidearms
- Complete within 4 minutes 30 seconds
- Get 20 headshots
- Complete the mission without taking any health items
Note: You must complete all Gold Medal requirements in one single playthrough of the mission.