Minju has a journal which she writes down her little moments with Chaeyeon.

Losing your world is probably the most painful thing to ever happen.  Lee Chaeyeon even tho she's kind is not an exception. This is a story of how Chaeyeon copes up after she lost her world, her love, her life. A story of pain, acceptance, moving on and finding Happiness.

First it was all fun, but things change and so does us.    What will happen if you get to re unite to the person you had always linged for, but this time the circumstances doesn't favor any of you at all ?

  Can a broken heart be mended by another broken heart?    Let's find out.