This is all SG #65 had to share about the plot for Book 3, Issue 1:
SG #66 had much more to say - a bit too much, actually. It gives away some plot points that I'd rather not be gotten into so soon, so I'm going to hold off on posting it.
But to satiate your possible hunger for reading some of that issue, here's what SG #66 had to say about DC's proposed movies based on the '91 DS Series. Even though nothing ever came of the project, it's still fun to read how it progressed and how it was publicized:
Apparently nothing ever came of
Journal Of The Gun Years either because it's nowhere to be seen in his IMDb credits - not even as something that might have had a title change...