A lonely private investigator is contacted by a mysterious woman who pulls him into a mind game known as “telephone walking”. Fascinated by her voice, Aloys discovers an imaginary universe that allows him to break out of his isolation.

A woman is passing through her home town, that isn’t home to her anymore. She has an appointment at 4 p.m. Bullingerplatz and everybody’s late except her and Kerim. Once they were close, but haven't spoken for a long time. Strained and estranged they now wait together.