I'm a Wolf, but My Boss is a Sheep! manga volume 1 features story and art by Shino Shimizu.

Oogami, a salaryman working for a bedding company, has a pretty standard routine. He does his work, keeps to himself, and hides his huge crush on his beautiful supervisor. Normally this does just fine for him, but when he’s suddenly transferred to his secret crush’s department, it’s a blessing and a curse. His biggest problem? He’s a literal wolf, while his boss and all his coworkers are sheep! This wolf-boy is in for more than a case of simple puppy-love…