N0L0ng3r0nHere
Sonia has enough of Kazuichi, and just wanted to be away from him. Gundham had somewhat of a soft, creepy, spot for the mechanic. A not so platonic friendship, blossoms from a one sided rivalry, after a terrible encounter.
It's a one-shot.
Funny story, my friend and I were having a conversation on how this would work, and I'd offer to write a fic for her. So here it is!