[Before too long - within the first few thrusts, at that - Cloud shifts to just the right position, causing Zack to briefly clench his teeth and arch his body just so, the hand fisted in Cloud's hair hastily moving to his shoulder before he tears a chunk of the chocobo fluff out of place. When Cloud hits the spot again, even clenched teeth can't hold back his cry. Sweet spot is officially reached.]
[Action] I'm glad I'm not the only one who was thinking that. have a silly icon instead.