Have you checked out the any of tutorials here much yet?
There’s some choice, almost every current has some kind of love spell.
That’s a bad sign, that he feels the effect of the magick, and it’s against his will, making him entrench and resent the energetic manipulation. Pushing this harder could end up in you losing his company altogether, as to coerce his will makes him sense you subconsciously as an enemy.
From here you may have to choose whether you are trying to break his will, in which case, you may only get a ruined madman who is not the man you loved, or love him for who he is enough to let him go.