One key element might be temptation. Just as the name suggests, there has to be something that lures a person towards the 'devil' or bad behavior. Another could be the consequences that follow. Usually, when one dances with the devil, there are negative outcomes.
Chapter 148, "Mysterious Visitor, Deciphering the Cold Resistance Level [Vote for Monthly Pass]", is the clearest early answer because it pushes Iron Refining Furnace into a new phase or setting. The chapter gives readers a real answer by opening on Listening to the voice, it seems to be... and ending on That person is really too courteous..." Xia Hong's expression was....
Chapter 100, "Clothing", is the clearest early answer because it turns Xia Chuan's situation into a concrete plot event. The chapter turns that into something concrete by moving from The second item was, unexpectedly, a set of clothing. to Turning around, Xia Hong looked at Mu Dong, with a face that grew....
Chapter 537, "Dunters", is the clearest early answer because it turns Commander's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The battlefield was a chaos of fire, steel, and claws, yet through... and follows through with This battle would be the trigger for the Great War to come.. By the close, It lifted its head slightly, tilting it toward the horizon., and the chapter closes with Humanity against Demons.
Chapter 120, "Rat Swarm Unrest, Mad Bow Making [Large Chapter]", is the clearest early answer because the buildup finally cashes out in a real clash. A useful checkpoint is the way the scene starts with The six nodded, put down their chisels, and followed Xia Hong out of... and follows through with If this group of rodents discovers the valley during the day, even if....
Chapter 151, "Pioneering, The Growth of Xia Chuan [sorry, late]", is the clearest early answer because it turns Xia Chuan's situation into a concrete plot event. The chapter gives readers a real answer by opening on Because my elder brother has the qualifications, and he has the... and ending on Of course, Yuan Cheng himself is not interested in the affairs of the....
Chapter 171, "Camp Integration, Territory Rapid Expansion (Part 2)", is the clearest early answer because it turns Intermediate Cold Beasts's situation into a concrete plot event. It opens with Xia Hong made a decisive call and then said, "From today onwards, I... and closes on This whole area, about 300 square kilometers, currently constitutes....
Chapter 154, "Inheritance Rights, Strategic Contraction [Sorry for the Delay]", is the clearest early answer because Xia Hong gets a payoff that changes the stakes. It opens with They still have the leisure to battle us, these fools!" "Hahaha,... and closes on In this way, wouldn't the Great Xia gain an advantage for free!.
Chapter 4, ", Golden Finger Arrives [Please Favourite and Follow!]", is the clearest early answer because it pushes Deceitful Monster into a new phase or setting. It opens with Xia Hong gave Xia Chuan a glance and quietly handed him a hand axe. and closes on That Xia Ding was running in the opposite direction of your camp....
Chapter 17, "Da Shi Camp", is the clearest early answer because it turns Xia Hong's situation into a concrete plot event. Early on, If not for the timing being unsuitable, Xia Hong would truly praise.... By the end, After reaching the top, the four went straight to the center, brushed....
Chapter 114, "New House, New Rules, New Starting Point [Four-in-One Mega Chapter]", is the clearest early answer because it turns Xia Hong's situation into a concrete plot event. Early on, Living on the second floor is definitely more comfortable than the.... By the end, In fact, even slightly clever people knew Xia Chuan was laying the....