The girl in the garden inspired Robin so he got the idea for a story.
Someone has murdered the hero’s girlfriend and he meets a mysterious girl in the garden.
He has an interesting adventure with her, solves the murder (the girl is the murderess), makes love to her – but he turns out to have a multiple personality disorder and is the murderer himself.
In reality he is in a padded cell in a madhouse all the time, the beautiful girl is the nurse and in reality she looks like Angela Merkel.
The ultimate psychological thriller!