This tag belongs to the Additional Tags Category.
Parent tags (more general):
This tag has not been marked common and can't be filtered on (yet).
Works which have used it as a tag:
Yandere!Valerius, dark fic.
M/M first chapter, F/M second
A servant in the palace, Valerius guides you to your own demise. And by the end, you come to understand that escaping his love will be impossible