I Know Why You Run is a psychological thriller for young adults. It follows the story of Ben, a young man with a past he doesn't remember and a trauma he is trying to forget. But someone is determined to make sure Ben never forgets. They follow him, unseen, through his day-to-day activities. The unnoticed person/s video his life and then edit the videos to show him in his worst, rawest and most vulnerable moments, and post the videos on his social media accounts for everyone to see. Ben has no idea who it is, what they want, or how to make them stop. So he runs. But he can't run forever and the stalker, and his past, eventually catch up with him. I Know Why You Run is a multimodal novel, readers can view the actual content the stalker posts - on Instagram or the website, and the publisher encourages readers to create their own multimodal content to contribute to the story world.