Excuse me, what is the relationship between Lu and Lu Daru? Are they three brothers-

Lu and Lu Daruti are the same person, not three brothers.

Lu, formerly known as Lu Da. Shen Zhi is his legal name after becoming a monk. He is also known as Rutihah, which is required by his position. Posthumous title flower monk Lu. The living environment is the Northern Song Dynasty. Seeing Zheng Tu bullying Jin Cuilian's father and daughter, he killed Kansai Town with three punches. Under the pursuit of the imperial court, he fled to Wutai Mountain to become a monk and changed his name to Lu.

Lu Shenzhi is eight feet long, with a wide face, big ears and a straight nose. He is generous, hateful and straightforward, but generous and meticulous, and has made friends with Shi Jin, Lin Chong, Song Wu and Yang Zhi. Later, Yang Zhi and Song Wu occupied Erlong Mountain as the chief leader. Ranked 13 in Liangshan Park 100, with an asterisk and a lone star, the boss of Liangshan is a general of the infantry. After death, chasing righteous photos and Zen master.

Extended data:

Lu is a character in Water Margin. After the three mountains were gathered together, they entered the water margin, ranking thirteenth, and were appointed as the first infantry. Fang La was captured alive and died in Hangzhou.

Lu is one of the classic figures in China traditional literature. His deeds, such as punching in the town of Kansai, making a scene in Wutai Mountain, making a scene in Peach Blossom Village, pulling out weeping willows and making a scene in wild boar forest, have been widely circulated among the people through storytelling and drama, and the section of punching in the town of Kansai has even been selected as a Chinese textbook for primary and secondary schools.

References:

Baidu encyclopedia-Lu