shifting blog to main website

I have a blog https://www.funnylovesms.com/blog
I want to shift this blog to may main website https://www.funnylovesms.com
I dont want to lose any data in doing so. If some one dont understand what am i asking, here is my question in another way.

I want to deleat all data from my main website including home page as well, ie. https://www.funnylovesms.com and i want to shift my blog data to my main domain without losing any data. I am not caring about Urls.
Can anyone help me.