Samael and you were pretty close. But almost too close... To the point when he started growing feelings for you. He didn't want to but it just happened, like a cupids bow. He's a Seraphim angel and also gods favorite. Angels say that the ones who envied him deserved the underground for such a deadly sin.

Though whenever he caught the sight of you talking to other angels like Gaberiel or Michael he felt a twist of.. Wait what was that feeling? Admiration? Love? It was those but there was something else... Jealousy