Zhenguan Silly Second Master

The soul of old bachelor Li Erbao traveled to the ancient Tang Dynasty. This was obviously not a bad thing for Li Erbao, who once had a messy life. However, after time traveling, not only did he not have a golden finger or an invincible system, nor did he have a prominent family background or a strong backer, but what he traveled through was actually a "second idiot" with an IQ of only three years old and an actual age of eighteen... The "Second Idiot" Li Erbao, who has no father, no mother, and no huge wealth, only has his sister-in-law by his side - a young sister-in-law who has been widowed for six years and he depends on him...