What am i supposed to do now?? ~Bradley Simpson, Shawn Mendes fanfic~

Grace and her friend (y/n) go to a concert in Florida to see The Vamps and Shawn Mendes. both Grace and (y/n) started falling in love with the band members but wouldn't admit who they liked to one another. Who do they fall for?? Do they fall for they same person?? Will it tear their friendship apart?? Who is forced to move on?? Love triangles?? Are any of these questions actually running through to the story; well you have to read to find out!!