Good night, Serenity

A fanfic story about a girl who idolized a boyband group called' Sb19' then one night a star heard her wish, that one night everything changes as she finds herself into a situation where she has to choose between the five of them. Will she be able to find a way to deal with the circumstances and let her heart decide? Or will she just let everything go with the flow and let her destiny makes up it's own decision?