When her friend is accused of burglarizing the three houses where she had baby-sitting jobs, Nancy decides to catch the real thief in the act and gets herself into mounting danger as the evidence piles up.

שם הספר
The clue in the crumbling wall - NANCY DREW MYSTERY STORIES #
Secrets can kill - 1 ; THE NANCY DREW FILES #
Deadly intent - 2 ; THE NANCY DREW FILES #
Murder on ice - 3 ; THE NANCY DREW FILES #
Smile and say murder - 4 ; THE NANCY DREW FILES #