>>57248140U-Uhh... there are different levels of intensity. On the shallow end, you'd have something like this
>>57249380 where you two are just making contact while she's going wild with the bull - maybe she's even blowing you or giving you a handjob while she's at it. On the more intense end, you'll see things like this:
https://img3.gelbooru.com//images/4c/8d/4c8d7c592b9ddd1746774d69f0288ed5.gif...complete with verbal humiliation regarding your size/performance/excessive willingness to follow orders. Oftentimes the cuck is expected to jerk himself off or cum hands-free if he wants release as part of a denial/comparison shtick, if he even gets release at all this session. For example, this guy:
https://gelbooru.com/index.php?page=post&s=list&tags=brokao&pid=0...also does a lot of hot scenarios, many involving chastity cages, which I doubt you have much experience with unless you're a freak. They're to me the ultimate form of trusting submission.
In terms of chuuba, it's kind of hard to explain which do and don't work, so here's a brief top-of-my-head list of ones approved for BDSM NTR in no particular order:
Botan
Matsuri
Iroha
Okayu
Elira
Chloe
Kanata
Fubuki
Noel
Lui
Risu
Ame
IRyS
Shiori 