The only reason

A fanfic about 5SOS and their hard love lifes. Kate is Ashton's girlfriend but she can't tell anyone, 'cause he has a contract that says he can't have a girlfriend. Kate's best friend, Louise, is a big 5SOS fan and a Luke girl. what happens if she finds out that Kate is dating Ashton? and will she ever get to know Luke? what do the other boys do if they find out Ashton is dating someone?