This story has a tangle of lies and truths tangling through the book.
All the emotional issues of IVF and everything associated with the serious trauma of wanting a child and also interlacing this passion, needing a bone marrow transplant are discussed.
Then there is the DNA testing which adds to the complexity of the plot.
The book is set in separate chapters for each character, which doesn't always help with concentration.
Published in 2018, all details seem to be up-to-date.