You know how sometimes, when you drive long-distance listening to the radio, the program you're hearing gets like contaminated by another? First a few notes, half a phrase,  back and forth amidst crackling, then for a moment the intruder takes over and you can hear it clear and precise, without any interferences.
Then you pass the mountain, or the road winds out of the valley and here it is again, the original tune.

Well, yesterday Lucia's whole life went astray for exactly seven minutes, turning into somebody else's.