Claudia Michelsen

Before eleven years old Tilda's parents can put her beloved grandfather in an old people's home due to his progressing Alzheimer disease, she takes him on one last adventure that subliminally threatens to tear her family apart.

Inspired by true events, Olympic swimmer Harry Melchior defects from East Germany in the 1960s and hatches a daring plot to help his sister and others flee East Berlin through a 145-yard underground tunnel.