Kurt's life is dominated by caring for his depressed wife. The highlight of his day is that he meets a young woman jogging every morning, for whom he always waits in the same place at the same time. Over time, both Kurt's wife and the kiosk owner realize that he is stalking the blonde beauty every day.

Kai, a young man, misses the last train in a subway station at night and shortly afterwards meets his future daughter. She plans to kill him before he can conceive her, because he will meet her mother on the first train the following morning. A fatal realization forces them to spend the time together until the first train arrives: Kai and his possible future. Helen and her past life with her father. And a present that could change everything.