She is fed up with Logan's lack of interest in sexual exploration between the two of them, unable to see what the issue is in her desiring to bend her boyfriend on all fours and give him a taste of his own medicine so to speak.
Tara suggests I ride a big dildo in front of you both to debase myself, the first step in my servitude. As I ride it, both of you strip, teasing me that I’ll never get to use my cock on a woman...