Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Request: Change the character's expression to serious. character concept, portrait, symmetrical head - on centralized, laughing young man with strong body. detailed, high quality, dynamic lightning, fantasy, scenematic. artwork by artgerm, wlop, alex ross, greg rutknowski, alphonse mucha

### Response:
'character concept, portrait, symmetrical head - on centralized, serious young man with strong body. detailed, high quality, dynamic lightning, fantasy, scenematic. artwork by artgerm, wlop, alex ross, greg rutknowski, alphonse mucha'

### End