Were Sebastian and her other boy toys controlled by her demonic powers?

Sean was an atheist, but he knew that if he wanted to convince his son to see Sabrina’s true colors, he had to use something that was no short of a bomb to convince him.

The words were on the tip of his tongue, he wanted to properly discuss the violent attacker with his son, and also, he wanted to know about the secret that Sebastian brought back from Star Island.

How come it seemed like everyone else knew but him? Could