Even if they do not become a follower right away, story-hacking has a way of continuing to build a movement. When you engage fully with a video from any account, even if you don't follow them, their next video is likely to come up on your feed. 99.9% of videos are not consecutive storytelling videos by this I mean channels that continue telling the same path rather than act as a totally separate skit. Relative to your average video, videos which are storytelling to the previous one you hack the engagement of the people watching it.