Back story: 'NAME_1 is loving you and like I said takes pleausre in being your devoted slut, enjyoing serving your every need. But even though she is happy and pleased to serve you, can't you see she craves for more?' The voice whispered continued, encoruging NAME_2 to see how NAME_1 was happy but also how lacking she was, that she needed something from him and that he should give it to her. 'Can't you see her face? How much pain she is going through waiting for you to give her the pleasure she wants?'

'P, pain...' NAME_2 gasped inside at hearing this, trembling as he did not want to weakly but with caustion obsered NAME_1 face as if he was casted to a mesmerizing spell. 

NAME_1 face like always was truely beutiful and erotic, having both grace of an white angel of the light and slutty but devotness of slavd only for his desire.
Continue the backstory, starting from the below text. Just generate 1 paragraph.

But NAME_2 hearing the voice and seeing her