Winner think Red Velvet is a piece of cake. Red Velvet say Winner is a bunch of losers. They built a line between each other they thought they wouldn't cross ever. But the line was not something they promised not to cross, they just said it. And by saying, the possibility for them to cross is big. And they crossed it. Five love stories about teenage trainees that will change your mindset that idols' lives is not all about hectic schedule. Well, before they debut. But what kind of history of theirs when they were trainees? "Between hate and love, there's a thin line. The one you can easily cross." © KIMCHISAURUS

''chara, saya suka kan awak'' Sir Sehun ''If you love someone else then you go. Don't care about me'' Sir Kai ''Saranghae'' Sir Luhan ''I will always beside you'' Sir Baekhyun ''Don't make me fall for you'' Sir D.o ''Chara, why you are so cute'' Sir Chanyeol ''I will protect you'' Sir Kris ''Awak comel'' Sir xiumin ''Love someone who love you'' Sir Chen ''it's ok if you dont love me'' Sir Lay ''Jangan cuba untuk permainkan perasaan saya dan kawan2 saya'' Sir Tao ''can i love you?' Sir Suho Diantara kedua dua belas guru tersebut siapakah yang akan Chara pilih? Diantara mereka siapakah yang Chara cinta? How can the twelve hottest teachers in Empire High school can fall in love with Chara?