Examples from the Web for subplot
The subplot is always whether The Company will outrun her latest mood swing, which also turns out to be somehow brilliant.
One subplot exchanges homeless people for illegal immigrants crossing into the United States.‘The Bridge’: FX’s New U.S.-Mexican Border Thriller|Jace Lacob|July 10, 2013|DAILY BEAST
Meanwhile there is a subplot (of sorts) about five people who all had a role in a crooked real estate deal.
But what exactly would turn psychotropic drugs like Prozac and Paxil and Zoloft into a subplot in the subprime mess?