You control the frantic pace, dramatic pause, character development, and determine who the hero/heroine will be. Do not let another author write on the pages of this chapter.
Learn from the mentor novelists who influences and strengthens your character. Failures are the historic events that shape your character, guide your decisions, and challenge your growth.
The inner-villains are the 2nd most important characters. Their role is to keep you safe under the guise of security. The portrait of you this. character is a delineation of your insecurties.
Final point: No matter how you develop your character, it must be authentic!
If you treat even a Tertiary character as a placard or a stereotype, you lose respect as a writer. Every character, no matter how small, influences your storyline.