Undeniable(EXO's D.O. and Baekhyun fan fiction)

Kristin was an ex-girlfriend of EXO's Baekhyun. They broke up because Kristin thought that Baekhyun had cheated her. Kyungsoo, on the other hand, like Kristin, but Kristin still love Baekhyun. At the same time, Kristin still mad at Baekhyun and hates him, but she love him very much. Who would Kristin choose at the end of the story? Baekhyun or Kyungsoo?