The Succubus and the Vampire

The Succubus and the Vampire is the first book of the series The Adventures of Alexander Van Helsing.

Plot
In The Royal Palace of the North, Bethalia Loverose is giving birth to two baby children in her room with a little girl and an elderly man who are helping her through the pain. The man is called Deacon and the girl is the maiden Tabathi Spears and they see as Bethalia gives birth to a pair of baby girls. The one that came first with blue hair is named Cassandra and the younger with pink hair is named Risa. Bethalia holds them in her arms. A year later Deacon tells Risa, Cassandra and Tabathi of the Legend of the 8 Heroes where they all get excited, when Risa asks where Jagorkon, Xorge, Devilok, Hopeaalaa and her sons are