Beast's Obsession
| Episode Number | 20 |
|---|---|
| Season | 15 |
| Aired | 2014-04-09 |
| Overview | Benson is assigned a 24/7 security detail when William Lewis escapes from prison and starts killing again; Benson must decide how much she is willing to sacrifice to save a child's life. |
| Runtime | 45 minutes |
| Absolute Number | 339 |
| Finale Type |