The film explores a moving theme of shared responsibility and going along with things, based on the real story of Peppino Impastato (played by Luigi Lo Cascio). He grew up in Sicily, which was under the sway of the mafia, within a family where his father, Luigi (Luigi Maria Burruano), tended to avoid confrontation. It wasn’t that his dad lacked courage; he had a wife (Lucia Sardo) and another son, Giovanni (Paolo Bri…