Starts out in High School in Midwest. Thinking Midwest, farm in Ohio/Illinois, just making it.
girlfriend from same location and sticks with Hero
Kid turns 18 and turns out accessible to trust fund.
Also, Kid is expert with barrette sniper rifle use and design.
Kid is used in missions.
I think it was not on StoriesOnline. At time I read this story the iternet sites used was ASSTR, Xnxx, USENET, and StoriesOnline.