[quote=@Xikari chan]
I'm curious to know how little Levi ended up with pirates. or did I miss something? She is not pirate material at all. as far as I know. 
[/quote]

She just simply asked, the captain knew that her father was one of the most smartest man in the world, and once she revealed more of her background to him, and only him he let her join, knowing that she was simply a lost soul in need of something...