Falling for my brothers best friend (L.R.H fanfic)

My name is Miranda Irwin. I am one year younger then my brother, Ashton. Ashton and I, are very close, meaning I am close with his other friends. Callum, Micheal and Luke. I have had a crush on Luke since I was 13, and I have really strong feelings for him. Unfortunately he finds me as his younger sister.

One night, Luke gets drunk and reveals his feeling for Miranda. How will Miranda deal with the situation? Will they get together? And most importantly, how will Ashton take it?