Sam is in his thirties. Alice is in her sixties. Sam is shy, reclusive and dreamy. Alice is a countercultural tirade against the injustices of the age. To the best of their knowledge, they have never met before, but when they cross paths in Paris' Jardin des Plantes, they recognise each other immediately. They go for a coffee but are none the wiser. Then they meet a street performer who starts to refresh their memory ...