Sting x reader x Rogue:Who Will You Chose?

You are a dragon slayer like your brother Natsu, 9 months older than you.And after having a little brother and sister reunion,your feelings and emotians are all jumbled up when you meet the Twin Dragon.Who will win your heart?Btw,I do not own any of the characters or "Fairy Tail", I just came up with idea of this fan fiction,Hiro Mashima owns "Fairy Tail" and its brilliance.