John introduces Sherlock to Mary, his fiancée. A stunned Sherlock realizes that Mary has another concern. She produces six pearls, detailing their connection to her missing father. She asks Sherlock to look into the matter, but is holding something back.
Then, ten years ago,
Vor zehn Jahren dann erhielt ich
von meinem Vater ein Telegramm, dass er
Luego, hace diez años,
Il y a 10 ans de cela,
Há dez anos, chegou um
telegrama do meu pai
Десять лет назад мой отец
взял увольнение и вернулся в Лондон,