Luo Cheng was the seventh good man of the Sui and Tang Dynasties, nicknamed "Cold Face Cold Gun Pretty Luo Cheng", was one of the most well-known heroes in the Sui and Tang series, when the military division of Wagangzhai once showed Luo Cheng a picture, saying that Luo Cheng's Yang life expectancy was 73 years, but Luo Cheng was finally framed by the crown prince, and Su Dingfang's deceitful plan was introduced into the Zhou Xipo Silt River, Luo Cheng and his horse fell into the mud, and was shot by the archers who had already been ambushed, Luo Cheng was only twenty-three years old when he died, just the opposite of Xu Mao's life expectancy.
Luo Cheng and Qin Shubao are cousins, the martial arts they are proficient in are different, Luo Cheng has the Luo family gun, Qin Shubao has the Qin family gun, one day, the two met to learn to improve the martial arts, and also made a heavy oath, if there is a hidden secret, then Luo Chengwan arrow through the heart, Qin Shubao vomited blood and died. However, in the process of teaching, both of them hid their secrets, and they were afraid that the other party would surpass themselves in the future, so Qin Shubao left a killer weapon, and Luo Cheng hid the hui carbine. This is the cause of abandonment.
In real history, Luo Cheng did not exist, and the most similar historical figure to Luo Cheng was Luo Shixin. Like Qin Qiong, Luo Shixin was a general of the Sui Dynasty Qi Commandery Andr zhang Sutuo, and later joined the Wagang Army, joined Wang Shichong's ranks, and finally defected to the Tang Dynasty. At the age of 23, Luo Shixin was captured in the Battle of Shuishui and killed by Liu Heimin. Later, after the interpretation of classical novels such as "Sui History Testament" and "Sui and Tang Dynasty Yanyi", Luo Shixin gradually became a cold-faced cold gun and a beautiful Luo Cheng, and Luo Yi, a cheap father.