Kylo really wants to tie General Hux down, gag him, spank him and reduce him to a quivering, whimpering mess, begging Kylo to fuck him.

Every time they get into an argument, Kylo can't help but think of this fantasy until he one day accidentally broadcasts it into Hux's mind during a fight. The responding arousal is all the prompting Kylo needs to drag Hux to his rooms and get started.