Clarke Squared
I know you're paraphrasing extensively here, but that sounds like a large burden for an eighteen year old to carry. I'm glad you made it here, and I won't pry any more if you don't want to talk about it.
I can think of a few names that fit that bill. It's part of life, honestly. Your biggest pain in the arse can wind up being your biggest ally when it comes down to the wire.