The class bullies have made things so unpleasant in Sally's classroom that the three class officers all resign at once. Sally, Sumire and Yo-chan decide to offer themselves as candidates to replace them, but then things get a bit complicated...
This is another one of those Sally episodes that starts out as a certain kind of story, but eventually takes a rather touching turn before the episode is over.
The torrent is here. Direct download link is here.
Off topic, I've finally gotten around to starting another blog devoted to some of the other facets of my video collecting hobbies. You can check that out here.