The rescue of the imperial carriage: In Chapter 13 of the Romance, when Guo Si's great army surrounds the Son of Heaven and Yang Feng, Dong Cheng comes charging in with troops and breaks the encirclement. In the Biography of Dong Zhuo in the Records, the Son of Heaven fled to Yang Feng's camp and Yang Feng defeated Guo Si, and Dong Cheng appears only afterward, as the general who escorted the Son of Heaven toward Luoyang together with Yang Feng. Romance, Ch. 13 §43Records, Wei 6 §25
His stance toward Cao Cao's reception: In Chapter 14 of the Romance, Dong Cheng proposes taking refuge in Shandong, and the imperial carriage is escorted by Xiahou Dun and others sent by Cao Cao. In the Annals of Emperor Wu in the Records, when Taizu sent Cao Hong to receive the Son of Heaven, the General of the Guards Dong Cheng, together with Yuan Shu's general Chang Nu, held the passes against him, and Cao Hong could not advance. Romance, Ch. 14 §7–9Records, Wei 1 §37
The secret edict: In Chapter 20 of the Romance, on Fu Wan's plan, Empress Fu sews the edict Emperor Xian wrote in blood into the lining of a jade belt, and the emperor bestows it on Dong Cheng in the Pavilion of Meritorious Officials. The Biography of the First Sovereign in the Records records only that Dong Cheng said he had received a secret edict hidden in the emperor's sash, and does not say who made the edict or how it was handed over. Romance, Ch. 20 §20–21 · 24Records, Shu 2 §15
The fellow conspirators: On the pledge in Chapter 21 of the Romance, six men, Dong Cheng, Wang Zifu, Chong Ji, Wu Shuo, Wu Zilan and Ma Teng, write their names, and Liu Bei is added. The men named in the Biography of the First Sovereign in the Records are Liu Bei, Dong Cheng, the Colonel of the Changshui Chong Ji, and the generals Wu Zilan and Wang Zifu, among others; Wu Shuo and Ma Teng do not appear in these passages of the Biography of the First Sovereign or the Annals of Emperor Wu. Romance, Ch. 21 §5–6Records, Shu 2 §15Records, Wei 1 §56 · 58
The order in which Liu Bei joined: In Chapter 21 of the Romance, Liu Bei first sees the edict hidden in the sash from Dong Cheng and signs his name, and only afterward, while drinking with Cao Cao and discussing heroes, drops his spoon and chopsticks. In the Biography of the First Sovereign in the Records, Liu Bei, who had not acted even after hearing Dong Cheng out, finally joined the plot with Dong Cheng and others only after dropping his spoon and chopsticks at Lord Cao's talk of heroes. Romance, Ch. 21 §5–6 · 16Records, Shu 2 §15
How the plot came to light: In Chapter 23 of the Romance, the Imperial Physician Ji Ping's attempt at poisoning fails, and the servant Qin Qingtong denounces the plot to Cao Cao, exposing it. In the Records, the Annals of Emperor Wu says only that 'the plot leaked' and the Biography of the First Sovereign only that 'the affair was discovered', without recording how. The Chief Imperial Physician Ji Ben who appears in the Annals of Emperor Wu is the man who, in the 1st month of spring in the 23rd year of Jian'an (218), rose in rebellion together with the Privy Treasurer Geng Ji and others and attacked Xu. Romance, Ch. 23 §39 · 41–42Records, Wei 1 §58 · 159Records, Shu 2 §15
The executions: In Chapter 24 of the Romance, Dong Cheng and the four others, five in all, together with their entire households, young and old, are dragged to the city gates and beheaded, and more than 700 people die. The Records states only that Dong Cheng and the others were all executed, and does not give the number of the dead. Romance, Ch. 24 §1–2Records, Wei 1 §58Records, Shu 2 §15
Dong Guifei: In Chapter 24 of the Romance, Dong Cheng's younger sister Dong Guifei is strangled by Cao Cao while pregnant. Dong Guifei does not appear in Chen Shou's main text. In the Annals of Emperor Wu in the Records, the person who suffers on account of Dong Cheng's affair is Empress Fu; in the 19th year of Jian'an (214) a letter she had written to her father, saying the emperor resented the execution of Dong Cheng, came to light, and she was deposed and died. Romance, Ch. 24 §5 · 8Records, Wei 1 §136 · 142