Subverse, but with omegaverse elements mixed in (like scent and the implication of fated pairs). Dark elements but cute overall.
Complete.
The typical "good build up... Skip some steps... End game" story progression for a short manga. Wish those steps weren't skipped, it would be so much better.
Not licensed in English.
Series info:
https://www.mangaupdates.com/series/ahsqun7/collar-ni-kuchizuke
3/26/23
Collar Kiss