During the riot, all the inmates who were originally laboring in the mess hall except Zhang Haifeng died. Bai Shan Pavilion had no choice but to send a few inmates who usually did odd jobs in Bai Shan Pavilion to work with Zhang Haifeng in the kitchen, including Feng Jin Jun and Zheng Xiaoyue'er. This unintentional move by Baishan Pavilion actually helped Zhang Haifeng so that these few people could spend more time together.　　After several days of thinking, Zhang Haifeng and Feng Jinjun decided to finally thoroughly investigate the structure of the basement of the White Mountain Pavilion in an attempt to find other pathways that could lead to the generator room. However, the original underground structure of the White Mountain Pavilion was very complicated. A few days passed without any progress.　　By chance, Zhang Haifeng found Zheng Xiaoyuan using some old drawings to burn the fire. Zhang Haifeng's eyes lit up and immediately asked Zheng Xiaoyuan where these drawings came from. Zheng Xiaoyuan told Zhang Haifeng that a lot of such waste paper had been piled up in the utility room for a long time. Zhang Haifeng asked Zheng Xiaoyuan to quickly bring himself to the utility room, Zhang Haifeng from the piles of waste paper, found a stack of dusty drawings, like a treasure.　　As it turns out, this is the most original construction structure of the White Mountain Pavilion full map!　　Carefully study the drawings, Zhang Haifeng once again down the hole to check the underground structure of the White Mountain Pavilion, finally, he found in the basement of the first building after a locked iron door, there may be an escape route can be utilized, but the iron door has a moral domestic very strong iron lock!　　The next night, Zhang Haifeng climbed down the tunnel as planned, ready to go forward to open that iron lock. Just at this time, suddenly saw Xu Xingliang with a female prisoner Zhang Lan walked down to the basement want to cheat, Zhang Haifeng quickly hide into the utility room ceiling, do not want to inadvertently make a loud noise, was Xu Xingliang heard. Zhang Haifeng was about to be discovered by Xu Xingliang, but thanks to Zhang Lan's trickery, she excused Xu Xingliang and saved Zhang Haifeng's life. After Xu Xingliang left, Zhang Lan found Zhang Haifeng hiding in the ceiling cover, smiled, said nothing and turned away.　　Zhang Haifeng crawled back to 108 and told Feng Jinjun that he was discovered by Zhang Lan. Feng Jin Jun is shocked to hear this and offers to kill Zhang Lan to silence her. Zhang Haifeng disagreed and Feng Jinjun insisted that Zhang Lan must be eliminated so as not to take a bigger risk. Zhang Haifeng said to think carefully.　　That night, Zhang Lan asked Xu Xingliang for her pocket watch on the pretext of missing the token left by her mother.　　After dawn, in the wind release square, Zhang Lan came to Zhang Haifeng with a smile on her face and slipped the pocket watch into his hand, teasing that it must be what Zhang Haifeng needed most.

Episode 22

Zhang Haifeng was shocked to see that Zhang Lan had completely guessed himself. Looking at Zhang Lan's back, Zhang Haifeng asked Feng Jinjun to go and find out Zhang Lan's details as soon as possible.　　Soon, Feng Jinjun will be Zhang Lan's bottom line to find out clearly, movie star Zhang Lan is a water woman, not only with the Kuomintang high officials have an affair, there is actually a boyfriend is the underground party, the Kuomintang is afraid that Zhang Lan knows too much, so Zhang Lan will be locked up. Zhang Haifeng couldn't help but hear this, such an unprincipled woman who can do anything will definitely bring danger to his operation. Zhang Haifeng finally made up his mind: he must get rid of Zhang Lan!　　The next night, Feng Jinjun got the news: Xu Xingliang would have another rendezvous with Zhang Lan in the basement utility room tonight. Zhang Haifeng and Feng Jinjun began to take action.　　Under Zhang Haifeng's authorization, Feng Jinjun secretly reveals to Feng Biao, the head of the guards, that Zhang Haifeng had embezzled a lot of money during his tenure as the Deputy Director of the Quartermaster General's Office and hid it outside. Feng Biao, who is greedy for money by nature, immediately conspired with the guard Lao Tu and prepared to extort a fortune from Zhang Haifeng.　　Feng Biao called Zhang Haifeng to the basement and extorted money from him under the pretext of giving him more freedom of movement. Feng Jin Jun takes advantage of Feng Biao's inattention and puts Zheng Xiaoyuan's pre-made powerful laxative into Feng Biao's tea pot. After drinking the tea, Feng Biao immediately felt his stomach turn over. Feng Biao locks Zhang Haifeng and Feng Jinjun in the basement, and runs to the toilet himself. After Feng Biao left, Zhang Haifeng and Feng Jinjun immediately climbed into the ceiling and crawled along the ceiling into the tunnel that had been dug long ago.　　Zhang Haifeng and Feng Jinjun climb along the tunnel to the cliff, wanting to push a huge rock off the cliff, so as to cause a minefield explosion and lure the guards away.　　At the critical moment, the two of them exerted all their strength, but the big stone did not move.