XiuHan! http://www.asianfanfics.com/story/view/1325188/catch-me-goalie-boy-friendship-romance-schoollife-soccer-exo-exok-exom-luhan-tao-sehun-sports-baekhyun-xiumin-chanyeol-minseok-lay-yixing-kris-xiuhan-zitao-yifan

"Even though Luhan's team beat Minseok's team in the championship soccer match, the former decides he wants to get a little closer to his rival off the field as well."

It's a pretty cute quick little one-shot. Just read it, its fun and cute and silly.