Start of the story. What do you think?
[[Option 1->2.1]]
[[Option 2->2.2]]Development of the story based on picking option 1 at the first step. But what do you want to do now?
[[Option 1->3.1.1]]
[[Option 2->3.1.2]]Development of the story based on picking option 2 at the first step. But what do you want to do now?
[[Option 1->3.2.1]]
[[Option 2->3.2.2]]Final bit of the story based on Option 1, then Option 1.Final bit of the story based on Option 1, then Option 2.Final bit of the story based on Option 2, then Option 2.Final bit of the story based on Option 2, then Option 1.