Dark Secrets
| Episode Number | 12 |
|---|---|
| Season | 15 |
| Aired | 2018-01-09 |
| Overview | After a seemingly happy and successful Navy Lieutenant appears to have taken her own life, Gibbs and the team conduct a thorough investigation, interviewing family and friends from her past and present. |
| Runtime | 45 minutes |
| Absolute Number | 342 |
| Finale Type |