A stranger who appears on Kats doorstep turns out to be one Charlotte Bristow, legal wife of Joe Bristow, the man Kat once believed herself married to -- who she thought died at sea twelve years ago. Kat is jolted by Charlottes claims that not only was Joe murdered, but he had amassed a small fortune before he died. Charlotte makes the cook an offer she cannot refuse -- if Kat can discover the identity of Joes murderer, Charlotte will give her a share of the fortune Joe left behind.