Publisher's Synopsis
An SF mystery thriller. Seon Yeong was in a car accident and lost all her memories three years ago. All she has is her older sister and her job as an internet newspaper reporter. One day, an unprecedented incident occurs when a KTX train from Seoul to Busan disappears, which her older sister Eun Hee was in. Seon Yeong tries to find her sister and meets Damien, an employee of the US Embassy who is chasing the truth. However, the police investigation proves that her sister is a kidnapper as her lies are revealed one by one. "Why did you lie to your only sister?"