Chapter 225, "Taking Zijin Base", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from With the addition of those produced by the zombies, there are now... to They dared not think about reaching Level 3, but if they could ascend.... What makes it stick is that the chapter closes with These five were among Nie Siyan's trusted subordinates;

Chapter 209, "The Third Hand", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from I didn't sense any powerful zombies. to After killing this zombie, Xu Xiaojun's HP finally reached 29,999!.
Chapter 204, "Feeding the Zombies (Double Monthly Tickets at Month End)", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from 15 spots?" Wang Tao was somewhat surprised. to So now she felt that she could probably rank, but getting a good.... What makes it stick is that the chapter closes with "It seems you've guessed it. Exactly, they fed those survivors to create many Level 3 zombies!
Chapter 360, "Matrix Night Demon", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from [HP: 250000/250000] [Mana: 200000/200000] [Grade: Level 5 - Lord]... to Because this clearly indicated that there might really be no other....
Chapter 301, "Changhe Base", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from Opening the door actually reveals a tunnel!" Xiang Hongbin muttered... to I am Chief Hou, the Legion Chief of the Third Legion." Hou Zhiyuan....
Chapter 229, "I Like You a Little Bit", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from After a simple dinner, Lan Yulian led Wang Tao into the room, and... to The two were already Level 3, and the upper limit of HP for Level 3.... What makes it stick is that the chapter closes with "Yes!, which gives Lan Yulian a stronger narrative position and pushes the relationship tension onward.
Chapter 233, "Entering Wuyang City", is the clearest early answer because it pushes Lan Yulian into a new phase or setting. The chapter turns that into something concrete by moving from After saying those words, Wang Tao instinctively opened his eyes. to He knew that Jade Lotus was most likely eavesdropping.. What makes it stick is that the chapter closes with Once all three were dressed, Wang Tao spread out his arms. Jade Lotus walked into his arms and hugged him.
Chapter 223, "Honesty and Trustworthiness", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from He agreed." When Wang Tao and Jiang Shixue came back, Lan Yulian... to You can rebuild a lost base, even take it back..
Chapter 214, "To Save or Not to Save", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from The General's tone was still very calm, showing no hint of fear. to Especially when a large number of Mad Demon Zombies arrived, it....
Chapter 354, "Epic Explosion", is the clearest early answer because it turns Lan Yulian's situation into a concrete plot event. The chapter turns that into something concrete by moving from Moments later, Wang Tao had lost ten thousand HP, while the Flame... to Because the four Abilities he possesses are all very useful, he needs....