Sign of Four

Presents the story of Mary Morstan, a beautiful young woman enlisting the help of Holmes to find her vanished father and solve the mystery of her receipt of a perfect pearl on the same date each year, it gradually uncovers a tale of treachery and human greed.

Prezinta povestea lui Mary Morstan, o tanara frumoasa care solicita ajutorul lui Holmes pentru a-si gasi tatal disparut si pentru a rezolva misterul primirii ei a unei perle perfecte la aceeasi data in fiecare an, descopera treptat o poveste despre tradare si lacomie umana.