Years after Arthur's death, you play as John Marston, living on a ranch. You will also do bounty missions with Sadie. John's actions cause Abigail to leave him, along with Jack. John wants to build a house and run his ranch. Sadie informs John of Micah Bell's whereabouts. The crew heads to the mountains to finish off Micah once and for all.
The first 30 minutes was coupled into the episode where Arthur died since it took me right into John's story. You can catch the first 30 minutes in that episode