help

If you mean like the beating kink,

http://www.mangago.me/read-manga/mitto_mo_nai_koi/uu/d_chapter-5/pg-1/

http://www.mangago.me/read-manga/gokuaku_bl/

http://www.mangago.me/read-manga/tract_porn/ (Not sure, haven’t read it yet)

I think this is also very similar to Simplified Pervert Romance, though I haven’t read it myself yet

http://www.mangago.me/read-manga/spin_out_kunieda_saika/