My fictional model J4ck3b, as a sexy and nasty pregnant woman, long black wavy hair, she could be on nasty and sexy poses.
Better results with: 
DPM++2M SDE
CFG Scale 3.5
Negative Propmpt
(deformed face, blurry face, ugly face, bad anatomy, poorly drawn face, disfigured, mutated face, extra limbs, missing fingers, low quality, text, watermark:1), un natural eyes