Losing Sophie is like losing part of herself. After her sister's tragic death, Jess is forced to confront the world alone for the first time. Always the quieter, more anxious twin, Jess feels lost without confident, risk-taking Sophie by her side. Struggling with grief and the burden of a guilty secret, Jess begins to hear her sister's voice in her head, and Sophie's words of encouragement inspire her to push herself out of her comfort zone. The twins had always planned to travel together to find their birth father, and with Sophie's support, Jess is determined to make the journey in her sister's memory. As Jess fights to overcome her fears, and family secrets emerge that she could never have foreseen, she discovers that Denmark may hold the key to more than just her past...