Okay challenge number 3

I have been watching Darker Than Black recently and i wanted to know, What's your favorite pairings?'

So for this challenge I want you to draw your two favorite pairings from Darker Than Black, it can even include the talking cat.

Rules/Guidelines:
-Must be your art
-Can be black and white or colored
-no yaoi or yuri keep it pg-13 please

Prizes:
First prize - A picture, either black and white or colored, drawn by me, it can be characters from anime, tv shows, OC ect.
Second prize - A picture of one of your OC's in black and white or colored
Third prize - a picture of my choice penciled and inked

you have three months so I hope you have fun and lets start drawing!