Manara arrives at his hotel, and the clerk is curt with him until she learns he's the new commissioner. Manara and the deceased are the topics discussed by Rubino and her aunt.

In this episode Minivip dreams he's on a stage at a theater in front of many spectators, who are waiting to hear Rossini's William Tell. Minivip, with difficulty, is able to pound out a few notes. Then his brother arrives...

Marika gives a lesson about numbers, both cardinal and ordinal ones.

Marika talks about multiplicative numbers as well as numbers concerning periods of time.

Is the jar full or empty? Let's see what Francesco and the kids have to say about it.

From the gardener, Michele, we learn that the dead professor was not well liked. Rubino lets us know about her soured friendship with Manara at the police academy.

Which is better, winter or summer? Let's see what our two friends have to say. And what do you think?

“La linea sottile” [The subtle line] is a song from Ligabue’s album “Arrivederci, mostro” [Goodbye monster], one of the most popular albums from 2010.

Claudio Capotondi is a sculptor who lives and works in Pietrasanta, a Tuscan town famous for its marble and marble sculptors. He talks about an upcoming exhibition.

In this second and final segment of La Bohème, Anna, as Lucia, goes on to tell us about her life. What will become of her?

Villa Borghese is a large park in Rome with plenty of green space, including landscape gardens in both Italian and English style, fountains, statues and a lake. It also offers museums, a café, and a cinema.

The autopsy shows that the victim couldn't have pulled the trigger, but Manara's boss insists on suicide. Manara and his team have other ideas.

Champions is a young band from Ascoli. This group has been chosen to participate in the Festival di Sanremo in 2012.

Silvano Lattanzi, from the Marches region of Italy, makes shoes to be worn by heads of state and celebrities. The shoes are carefully handcrafted and can cost up to five thousand euros a pair.

Lara Rubino visits Lenni's villa and finds that his wife has broken in. Manara uses his considerable charm on a vet.