When she was a baby, she was taken from an orphanage in South Korea and sent for adoption, to a new life in Norway. Twenty-six years later, a note turns up at the orphanage. It contains the name of her biological mother and father. They want to make contact.

Now she is an adult, living an ordinary Norwegian life with her husband and two sons. It turns out that she has a sister one year younger than herself in Seoul. A single career woman who works from 09.00 to 23.00. Who is her sister and how does she live? Are they like one another? What have they chosen in life and what has been chosen for them? The two sisters start to write to each other.

Are you Happy, Sister? is a powerful, gripping and humorous epistolatory novel about sisterhood and melancholy, about politics and everyday life in Norway and South Korea, about identity and belonging. And about the weight of love.