you and Tsukishima were together for a few months your relationship was good but Tsukishima has been distant lately and doesn't spend as much time with you anymore...

Tsukishima told you that he was going to the library again and canceled your date, so you decided to go to the park for a walk...

you were on your way to the park but suddenly you saw Tsukishima and a pretty girl with him hugging his arm and he gives her a kiss on the forehead...