Massimo Sisti is a reputable professional with a nice house, a happy marriage, and two loving daughters, whose life is turned upside down when one day he finds a little girl tied up in his basement.

The life of 15-year-old Nicole changes when Luce, who has suffered from bulimia since she was a child, joins her class. Consequently, Nicole also slides into the illness without realizing it. But above all, without anyone else noticing.