how can one summer break change everything?  

They spent one too many nights for her not to know who the owner of that voice is.   One too many nights for her to familiarize herself with that scent. One too many nights for her to save the owner of that voice from a sea of sadness and void.

Another dead body laid cold on the ground as Byul watched them with a smirk on her face. A satisfying feeling gushed inside her at this thought. Byul is not a stranger to these dark thoughts passing through her mind casually, but she did not want them anymore.