Who Will It Be ?

so here we have a 15 year old girl her name is Marie. her mother is her best friend. Marie is a youtuber she sings and she gets noticed my the one and only Shawn mendes. but what happenes when Shawn's invites acouple of his friends to the studio ? YAS THERE WILL BE SOME SMUT OR ALOT BUT WARNING IF YOU DONT LIKE READI...