In this never-before-published mystery, the Hardys swing into action at the summer Olympics when a sinister note arrives declaring I plan to set an Olympic record–fifty-three people will die during these games. Sabotage proves just how serious the threat is, but the Hardys are just as serious about going undercover to protect the athletes.
Nothing yet! Let Franklin W. Dixon know that you want to hear from them about their book.
Are you the author or illustrator? Claim your book.