'The Secret Life of Draco Malfoy' by icicle33 

Full summery because fanpop is a pain: After the war, Draco was ousted from the wizarding world. With a bit of luck and the help of some good friends, Draco becomes a successful veterinarian in the Muggle world. His life was slowly starting to come together again―that is―until Harry Potter shows up at his clinic with a sick cat. Features: getting back together, vet!draco, swot!draco. Written for the HD Career Fest.

MATURE CONTENT, RATED M, YOU HAVE BEEN WARNED! Oh my word, I really like this fic, my heart ached at some points in it and I just really liked it okay? So please read. Or not, you know, your choice.