Shortly after Inspector Anita Sundstr m's mother died, Anita is called to an apartment where an 80-year-old man with dementia has tried to kill his wife. The case sparks off a renewed interest in the death of her father, who was lost in the 1994 Estonia ferry disaster. Coupled with an investigation into the murder of a prominent member of Malm 's Pakistani community, she finds herself entering very dangerous waters in the seventh of the best-selling series of Anita Sundstr m crime mysteries.