Samantha Stone and the Emerald Dagger

Samantha Stone lived in New Orleans with her mother until mysterious incidents led her to the island of North Bimini in the Bahamas. There she found a portal to another dimension, the land of Aerynon. Now she must battle the evil Lord Draegor and return the Dagger of Balador to the mermaid Gwenyth. She's only eleven. Do you think she can do it?