Macie, portrayed by Patty Srisuwan, is a Thai immigrant who was adopted by a family in North America. She finds herself caring for her grandfather, played by John Rhys-Davies, who is battling dementia. Upon learning that her biological mother might have survived a tsunami that was believed to have claimed her life fifteen years ago, Macie embarks on a journey with her grandfather to uncover the reality of her origins. This quest is crucial for Macie as she seeks to determine which family holds the greatest significance in her life.