There is actual vampires. was

My grandfathers father meet a vampire. He shaman, it custom to give a reindeer poison mushrooms. Then drink it blood, he say it then vision there vampires soon.
Then later sick rich boy comes there Lapland, and want some shamanist with in. He comes with those European vascodacamas. Then it my ascendad have some gold, him to go it Europe. More shaman to done there.  But there was then no reindeers there castle and one can’t eat the mushroom directly. And he need then come back home.But then there was also Transylvanians exchange students, and they reveal later to be the vampire, and bats, they drink poor prostitutes blood, vampires ghost and goblins also accident human ritual sacrifice. Devil.
Me movie idea, vampires go lapland care no sun there base in true story.