### Function: Runback(NPC)

**Description:** Forces the NPC to run back to its designated home point or spawn point. This is typically invoked when an encounter ends or the NPC needs to retreat/reset to its origin.

**Parameters:**

`NPC`: Spawn – The NPC that should run back.

**Returns:** None.

**Example:**

```lua
-- Example usage (an NPC flees and returns home)
Runback(NPC)
```