This work is the tale of an encounter, and then a search. Rio is the setting, nightfall is the thread and Jane is the protagonist. 2008 : i run into Jane on Copacabana beach one morning in May. She is on the lookout for tourists. Jane is a prostitute. She agrees that i be part of her nights. 2009 : return to Rio. Jane has disappeared. The black night. 2010 : a clue, frail : Jane is said to have been spotted, very weak. I return to Rio, obsessed with the idea of finding her. I return to every spot we were at. Rumor has it that she is dead or ill, here or there. The deadlock. I finally find Jane's house, but too late to see her. Jane has disappeared in the night of Rio.