num_pages: 192
description: Fourteen-year-old Riko manages to get her delicate older sister Sif and herself to their remote Pacific island home, where an American scientist who falls in love with Sif and discovers her connection with an underwater race creates complications in Riko's life.Fourteen-year-old Riko manages to get her older sister Sif and herself to their Pacific island home, where an American scientist who falls in love with Sif discovers her connection with an underwater race
language: English
title: My Sister Sif
titlecomplete: My Sister Sif
genres: Middle Grade, Young Adult, Childrens, Classics, Animals, Australia, Science Fiction Fantasy, Fiction, Mermaids, Fantasy
ratings_count: 394
publisher: Puffin