<b>**THE INSTANT NEW YORK TIMES BESTSELLER**</b><b>OVER A MILLION COPIES SOLD WORLDWIDEBBC RADIO 2 BOOK CLUB PICKOVER 29,000 5 STAR REVIEWS<i>GOOD HOUSEKEEPING</i> BEST BOOKS OF 2022<i>GLAMOUR</i> BEST BOOKS OF 2022</b><i>''Full of heart and humour . . . I loved it.''</i><b>Ruth Hogan</b><i>''Will stay with you for a long time.'' </i><b>Anstey Harris</b><i>''I defy you to put it down once you¿ve started</i>'' <b>Cynthia D''Aprix Sweeney</b>After Tova Sullivan¿s husband died, she began working the night cleaner shift at the Sowell Bay Aquarium. Ever since her eighteen-year-old son, Erik, mysteriously vanished on a boat over thirty years ago keeping busy has helped her cope. One night she meets Marcellus, a giant Pacific octopus living at the aquarium who sees everything, but wouldn¿t dream of lifting one of his eight arms for his human captors ¿ until he forms a remarkable friendship with Tova.Ever the detective, Marcellus deduces what happened the night Tova¿s son disappeared. And now