2. He doesn't know. The cat is not the key, but when he saw his grandmother's sister in that photo, he finally became suspicious and went to Caroline. For convenience, the author asked him to appear. Fortunately, as soon as he went to look for it, he met Caroline and killed Ghost Paw.
Not all witches' men want to belong to her. Including the fake little boy and his father.
The witch was imprisoned and lost all her magic, and Caroline's parents also lost all their memories about it. When I saw the snow on my parents disappear, everything I said before and after was contradictory because of the disappearance of magic.
It's destiny takes a hand, or it may be that Webber's grandmother has foreseen that Caroline will deal with witches. After all, this person is a bit mysterious. Actually, it was arranged by the screenwriter. The screenwriter doesn't care whether the plot is reasonable or not. Otherwise, how can the film be made? !