The Stalker

When Jennifer Lee Wilcox returns home from the beach, she finds that Stella Trax, her best friend's mother, has just been murdered. The police think Stella's daughter Bobbie did it. Jennifer sets out to prove Bobbie's innocence, but as she uncovers clues, she realizes she's only leading herself to danger! "An exciting, fast-moving thriller."--Voya. California Young Reader Medal.