on Live Write Thrive:

Way too often writers start their novels in the wrong place. With a scene that does the premise a disservice.
The setup is tricky but essential to nail. You have to be concise, succinct, and deliberate regarding what you show and tell about your character. Because . . . you don’t want to take a whole lot of time (numerous chapters) to do this.
Little bits, small tells, that quickly get your reader on board with your protagonist. You need the following: