Beside you 1D/5sos fanfic

After Elizabeth (Lizz) and her twin brother's parents divorce, her mom keeps her twin and two older brothers, while she goes with her dad to the other end of the world. After being apart for more then twelve years without any contact, they see eachother again. Lizz's brother seems to get more and more famous every day, while Lizz struggles to pay the bills for her and her five year old half sister and dicoveres that her anchor her boyfriend for three years, cheats on her. How will things work out between the twins? And will Lizz find someone she can truly love?