A character learns that lying to his family -- even while trying to protect them -- ends up costing him a great deal more than if he had told the truth. This lesson comes late in the story, but it does come.
This isn't a violent movie, but there's one shocking scene with a car crash, a dead body, and blood; it's an event that changes the main character's life. Otherwise, the movie has many scenes of arguing and threatening, especially in the scenes involving the main character and a relentless police detective.
The main character is cheating on his wife, and viewers see kissing and implied sex between him and his mistress.
Several uses of "f--k," plus the "N" word, "a--hole," and "goddamn."
Several Zappos boxes are shown.
A secondary character snorts cocaine in one scene; she may or may not be a habitual user. Adult characters drink wine and/or scotch at parties or at dinner. Secondary characters are shown smoking cigarettes.