Old man's POV document: A sticky, intense and greedy body fluids, sweaty sex

I bought Karin, a female college student I found on a sugar daddy site overnight and played with her at home as much as I please. Karin's wet clothes, soaked in the rain, is irresistible to see her young, tight-fitting body. She looked at me with a puzzled look on her face, which could be interpreted as contempt. It's fine, it makes me even more excited. A dirty old man, a perverted man... My desires grow to the point of thinking that. I forcefully suck at Karin, who is frightened. Then, Karin, who was resisting, began to let out a sweet sigh...