Subplot

A subplot is a secondary storyline that weaves through the main narrative, typically involving supporting characters or exploring a different facet of the protagonist's life. Good subplots are not distractions; they reinforce the main plot's themes, reveal character, or create complications that raise the stakes of the central conflict.

In The Godfather, Michael's romance with Kay Adams is a subplot that tracks his transformation: their relationship serves as a barometer for how much humanity Michael retains as he descends into the family business. In Harry Potter, the Hermione-Ron romantic subplot mirrors the main theme of loyalty and belonging.

The most common subplot mistake is creating storylines that have no thematic connection to the main plot. Every subplot should either reflect, contrast with, or directly impact the central narrative. If you can remove a subplot without affecting the main story or its themes, it is probably dead weight. Aim for subplots that converge with the main plot at the climax.