This is a great book, really two love stories spanning two generations set in North Borneo (WWII, now Malaysia), Vancouver and The Netherlands. It is a compelling story of secrets and sorrows of the past, and grief and loss (a phrase: “ routine .. to keep their thoughts contained”). This may be the only time I have recommended two books by the same author in a single month.
https://www.goodreads.com/book/show/474662.Certainty?from_search=true

This is a brilliant story. A woman in the BC Gulf Islands (Ruth) finds a diary washed ashore, written by a 15 year-old (Nao) in Japan in which her relationship with her 104 year-old great-grandmother is described. Story is a mystery with some magical elements, with Zen philosophy and some quantum mechanics to describe time and place (a little like 1Q84). A fascinating question is asked: How does reading a story impact the ending?
A memoir by a