Create 5 keywords from the text below
The novel follows a group of unforgettable characters as they struggle to survive in a world filled with alien threats
1. Novel
2. Unforgettable characters
3. Struggle
4. Survive
5. Alien threats
Complete the following task based on the instruction and optional input provided.### Instruction:
Create 5 keywords from the text below

### Input:
The novel follows a group of unforgettable characters as they struggle to survive in a world filled with alien threats

### Output:
1. Novel
2. Unforgettable characters
3. Struggle
4. Survive
5. Alien threats