Since we don't have more information, it might be two individuals from different backgrounds within the northern region of the so - called 'Promised Land'. Maybe one is from a more rural part and the other from a small northern city. Their different upbringings and how they come together in love could be what the story focuses on. So they would be the main characters.
There could be a variety of main characters. It might be a pair of childhood friends who grew up in the 'Promised Land' in the north and as they got older, their friendship turned into love. Or it could be a newcomer to the northern area who falls in love with a local. In any case, these characters would be at the heart of the story, driving the plot forward with their relationships, dreams, and interactions within the context of the northern 'Promised Land'.
Chapter 743, "They Have Already Been Released", is the clearest early answer because it turns Flash Change's situation into a concrete plot event. Early on, Too many people caused a commotion at Fang Family's place tonight,....
Chapter 815, "You've eaten through all the savings!", is the clearest early answer because it turns Jiang Cheng's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Jiang Zhao Yuan was quite surprised, "Right, absolutely right, haha,...
If you want the clearest chapter reference, go to Chapter 11. Early on, After a meeting, Shang Shaojing pinched the bridge of his nose, tired, and...; later, the chapter leans on How is it going with the Jiang Family?" The assistant looked troubled and....
Chapter 576, "The Electronic Pickles are Gone!", is the clearest early answer because it turns Team's situation into a concrete plot event. The chapter turns that into something concrete by moving from Tonight, Team Q exceptionally didn't cook.
Chapter 713, "Uncle Will Owe You for Life", is the clearest early answer because it turns Lili's situation into a concrete plot event. The chapter turns that into something concrete by moving from Jiang Li raised her head and was startled by Zhao Lang's smiling eyes.
Chapter 476, "Make a feint to the east but attack in the west, take something out of a bag effortlessly", is the clearest early answer because Jiang Yan gets a payoff that changes the stakes.
Chapter 613, "When a Whale Falls, All Life Thrives", is the clearest early answer because it turns Shaobai's situation into a concrete plot event. The chapter turns that into something concrete by moving from Hearing He Wen's words, Shen Lan was so excited she nearly sprayed...
Chapter 439, "Never Question Sister Li", is the clearest early answer because it turns Sister Li's situation into a concrete plot event. It opens with There was no helping it, she brought the man here, so even if he was...
Chapter 905, "I Plan to Quit the Circle", is the clearest early answer because it turns Is's situation into a concrete plot event.
Chapter 773, "I am the Trainee Here", is the clearest early answer because it turns Shiguang's situation into a concrete plot event.