Made from girl kneeling on the ground in front of the viewer, proudly showing what they are willing to do for a few bucks.

Training data contains no dicks or cumshots.

Prompt structure:

sologokkun, an extreme closeup of the face of a {description of girl}. she is kneeling on the floor in front of the viewer, viewed from directly above. her mouth is open and her head tilted far backwards. her mouth is filled with white cum that contains unmixed streams of semen of slightly different shades of white. she is looking directly at the viewer. 

Strength of 1 seems to work most of the time but additional character loras or busy backgrounds might need higher values.