It's autumn, and Lucile, 13 and a half, is passing the time as best she can. As she strolls through a music store, confusion sets in when she spots Mona, a young woman with an electric aura. To get closer to this girl who fascinates her, Lucile decides to take guitar lessons with her.

Screaming too loud is what got Horacio killed, with his murderer Guillaume now released from prison, what will he do next?