The letter that Tristan read from his parents the day after his sixteenth birthday told him they were abandoning him "For his protection." The lack of a reason leaves Tristan feeling empty and alone, causing insomnia and a need to avoid being in his unwelcoming home.Tristan turns to his friend and love interest Addie for support, while helping her in her times of need. When Addie isn't available Tristan wanders the neighborhoods at night to clear his mind, but he encounters obstacles that make him question if his trips to get out of his head are worth it.The two of them experience many challenges in life that test their feelings for one another, especially after a clue is found that suggests Tristan's parents left to escape something sinister.Tristan struggles to figure out what truths are worth finding out and if he can survive his new life living alone.