Responses
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You can see how his big bro Rio, tell how Rui doesn't want to listen and taught by him explain that part why Rui also confused and doesn't know his body fluid can be an aphrodisiac, since he never know fully ab his ability as a vampire.
We can know too he left his home when he's still young, so he learn nothing more than he just a vampire.
Hope this help ;)
I liked it. This kind of dynamic is something I’m not used to. I just wish there was more of an explanation on why sucking Rui’s blood (and bodily fluids) turned Momoichi on…I think that’s why I couldn’t give it five stars. I feel like there should be more ngl…