Depends what you mean by Shiki and from where. Shiki from Tsukihime is just boring without any of the other games or extra content. Excluding parts where shit started going down, Shiki was just a really passive character for you to absorb the story; he didn't even have a face.
>not wanting Shiki to fuck you
Are you a faggot anon?
Having Taboo as your Origin is suffering.
Having Worthless Origin is winning.