I Need Help!! In love, dodgey situation!! :'(

Hey there people, I really need your help. I am 15 years old and I am madly in love with a 35 year old. He is married and has 4 kids and I am mates with all his kids. I think he knoes how I feel about him and I know he feels the same. He tells me he loves me and all that, and he doesn't really get on with his wife anymore, they are always arguing and she annoys him. I just don't know what to do, and I don't know what I want to do. Please help.

For the 3rd time.....

EWWWWWWWWWWW!!!!!!!!!

And the boyfriend is still twitching...even worse now....