I'm a Wolf, but My Boss is a Sheep! manga volume 4 features story and art by Shino Shimizu.

Apparently Oogami's not the only one who has a rival in love--new hire Kamiya has a crush on the resident wolfman! Not only does Mitsuji now face competition, but Mikado has no desire to break off his own pursuit. As Oogami and Mitsuji try to clear the air between them, other people continue to try to get in the way of their relationship. Will their feelings ever be able to cross the gap between their species?