Korotto Ochita?
Complete | kanda neko | 2014 released
Marked as incomplete with 5 chapters as of 5/27/17, but has a conclusion. Kanda Neko 1 Cherry Poppers : Bottom Trauma till he tops only. 2 Drip Droppers (Side Story) Story of friend who provided handcuff play 3 That's falling love? (Spin-Off) Bar manager & the Kid they found, 2 years later.
Hoshi no Yakata