The author of book is Gina D.B. Clemen. The most important characters :
Bill Martin: was a tall, handsome eighteen-year-old boy with brown hair and blue eyes, and bascketball was his sport. He had just graduated with honors from Portola Point High School and planned 
Michelle Martin: the sister of Bill, was a cut girl of seventeen , with read hair and blue eyes. She was in her senior year at high school, and wanted to become a journalist. She loved reading and solving mysteries.
Nick Chan: their good friend from Montego Bay , Florida , had just graduated from high school too. He was Chinese-American boy of eighteen and he was a bascketball player too. Nick was an excellent student and had won a schorlarship to study veterinary medicine at Columbia University in New York City.
Professor Stefan Morescu: who taught East European History at the university and was in charge of the big show at the museum. Was a tall , thin man of about fifty with pale skin , long grey hair and small glasses, he rarely smiled of laughed. He was born in Eastern Europe and was a famous professor and author.
The main conflict is : A diamond is exhibited in a museum in New York at the exhibition, «Eastern Europe and Vampires». Nick has summer work at the museum. One night the diamond disappears and a guard dies. The terror appears in the city and Nick and his friends begin to investigate.
Genre: Police-Horror
