Estrus flask (quick idea thingy pony in souls) to do, maybe.

>You start your journey to become the new lord of cinder
>You meet a small talking hoers along the way
>She claims that she's some sort of alchemist trying to find rare ingredients
>You accept to protect her on the way there, in exchange to her helping you
>She gives you strange potions capable of healing any wounds
>You befriend her soon enough
>You discover that her potions are in fact her mare juices
>You don't give a fuck, and start helping her fill those flasks, milking her clit for a few hours every time you find a fog gate