Mystery on the Island

"Where's he taking that woman?"(p. 6)

One day, Daniela, David and John are walking on the Bayview. Just then, a car runs very fast nearby them. They were surprised. Later, when they walk around marina, they find that car. Mysterious men go out of the car and take a woman somewhere. The students think it is strange. So they try to track men and a woman. What happens?

When I read this book, the ending was different so much comparing I was expected to. Is this ending good or bad? Let's be surprised!