When Claire Hilyer receives a mysterious letter and package from her best friend Tony, she thinks it an unexpected romantic gesture. Then she learns Tony sent it over twenty-five years ago, before his birth. Intrigued, Claire visits Tony's house. She arrives in time to see him fighting a stranger, and a moment later, they vanish before her eyes into the past. Tony's package is a cry for help from 2017 to Claire. He must learn...