Sired (Klaus Mikaelson x Caroline Forbes)

What if Tyler wasn't Klaus' first hybrid? What if it was Caroline, who was now as a result sired to him. She must now choose between what is right, and what is easy. But is what's right, still considered the same as it was before? Would Caroline choose to unsire all the hybrids? Would Kol still die? How would the bond affect their relationship? "Every pack needs it's alpha female."