If Rahu is in 1st house in virgo lagna alone how is the person nature?

1st house is the house of identity, physical body, appearance, overall general health. And seventh house is the house of other people, spouse, and dealing with others. Rahu is head without body. Rahu in 1st house shows the person may have big head. They may have broad forehead and well proportionate facial apperance.

Here Rahu is obsessed with their own identity and Ketu withdraw from others. Rahu (North Node) in 1st house (Rahu (North Node) in Lagna) these people think no one understand them. Here the native withdraw from others because other people criticize them too much. These people like to define their personality their own way. they don't like someone else define their personality.

http://wantastro.blogspot.com/2013/11/Rahu-in-1st-and-Ketu-in-7th-axis-in-Astrology.html

Astrology is fake.