Never in a million years Chaeyoung will think that she will experience a complicated feeling such as falling in love, for she never felt it at all in her 19 years of living. The worst thing is that out of all people she will fall for, it happens to be her best friend, KIM JENNIE. What’s worse than that? She only realizes it after 2 ing years. 

Well, we can’t blame her though because she’s not someone who easily fall in love with someone let alone having a crush. Everyone around her age is falling in love. Some of them are already in their 4th relationship. Even some of her friends have already experienced falling in love. So when she realizes that she's indeed fell in love with Jennie, she kept her feelings to herself. Until she came out to her 3 precious friends whom she trusted the most.

And when she's ready to confess her feelings, something unexpected happened on that one cruel summer.