Brother tries aphrodisiac on sister.

NB: This story contains mature themes of erotic sex, incest/taboo sex and of an adult, explicit, SEXUAL nature.

Enjoy.

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Well. Today was the day. I'd find out if it really worked. If the little old Asian man at the spice shop was right, my life was about to change forever. And he had better be right; I paid a ridiculous sum for this particular item. 'Put in food or drink...you see action quick, yes!' he had said. 'Watch out not too much!' Now the only question other than 'does it work' was 'when' to try it...

I planned the whole thing down to the...