Mha at a forest

You were all going to a forest just for fun but then it all goes wrong…..Story:you,izuko,kastuki,shoto and whoever else were going to explore a forest.you were following the others and let’s say Muzan Jackson appeared and scratched your neck then disappeared.(it was late and I know Muzan is from demon slayer)you feel changes in your body and get hungry for blood(you can’t go in the sun or You’ll burn to death for people who don’t know)the others don’t know and seem worried about you….what will you do next(you are the girl in the picture named Lucinda:)