Unwritten Rules
| Episode Number | 1 |
|---|---|
| Season | 4 |
| Aired | 2013-09-27 |
| Overview | When an armed robbery ends with the death of a police officer, Frank makes it a mission for the NYPD to bring the suspect to justice. However, tensions run high in the Reagan household when Erin drops the charges and releases the suspect due to lack of evidence. |
| Runtime | 45 minutes |
| Absolute Number | 68 |
| Finale Type |