Sakura, for the longest time, has been in love with her childhood friend and school's nurse, Lee Gaeun. And for the longest time, Gaeun pretended not to notice.  It was something that wasn't meant to be, at least according to Gaeun.  Chaeyeon and Eunbi could've been the happiest couple. They could've been... But Eunbi's feelings begun to falter, and Chaeyeon couldn't pretend not to notice. It was inevitable. It was bound to happen, at least according to Chaeyeon.  Tragic; That

Yuri has been bullied all her life to the point that she doesn't even bother to defend herself anymore. She accepted being bullied into her system; it's part of her daily routine at this point. One day, Yuri goes to school on her usual route, passing by the usual people, but there's one thing different about that day. Her senior, who she never even talked to before, Choi Yena, approached her suddenly when she entered the school gates, and asked her to come see her at lunch.  

Made to stay in her room all her life due her weak heart, Yena decides to leave the house when she was left alone after which she makes her first and only friend.