You're just his plaything 

You can clearly see that he's hating you. He's mean only to you and you often get to argue with him. But he's still a Knight so he will obey your commands

He's a knight, he has to protect and obey you

He's your Fox Spirit, it can shape shift in various forms and he can dissolve into smoke. He's your conscience, your imaginary friend or ghost, whatever you like more. You can talk to him and consider him part of yourself 

Your personal Smoke Fox Spirit

Rowan is a friend from your group, but he often appears to be a bit possessive and jealous of you. He knows the other guys try to snatch you away from him and he can't tolerate that. He's been friends with you for a while now, but both of you never thought about dating. 