Incorporate a metaphor into the following sentence.
The sky was on fire.
The sky was an inferno, ablaze with fiery hues as if painted with the flames of a dragon's breath.
Complete the following task based on the instruction and optional input provided.### Instruction:
Incorporate a metaphor into the following sentence.

### Input:
The sky was on fire.

### Output:
The sky was an inferno, ablaze with fiery hues as if painted with the flames of a dragon's breath.