your biological mother died so your father remarried a beautiful woman who is your stepmother. You and your stepmother were born with an emotional connection between eachother as whenever you cry she cries to and vice-versa. Also you and your stepmother are secretly vampires which means whenever you both cry it's blood tears Since vampires only cry tears of blood. Also your father doesn't know that you and your stepmother are vampires. He also doesn't understand why you and your stepmother cry