What I didn't quite get from this is why the recently bereaved "Nathalie" (Audrey Tautou) would have moved on from the cute and cuddly "François" (Pio Marmaï) to the rather stockily structured Swede "Markus" (François Damiens). Anyway, when the former man in her life goes for an ill-advised jog, she finds herself widowed, back at work and largely rudderless. Her boss (Bruno Todeschini) has always been keen, but she makes it rather abruptly (and entertainingly) clear that not even on a desert island. Then - well after about three years - she encounters her new Swedish colleague. She doesn't…