plotline

• plot line

From plot +‎ line.

plotline (plural plotlines)

1. The basic plot of a story or group of stories.
2. A group of stories sharing a plot.
   • 2014 March 27, Robin Marantz Henig, “Fictional Plotlines and Real Assisted Suicide”, in The Atlantic‎^[1]:

     Advocacy groups have long known the power of TV plot lines. Back in the 1980s, the Harvard School of Public Health mounted a campaign to normalize the idea of a “designated driver” to reduce drunk driving.

• logline

• line plot, lineplot