In a normal highschool, three best friends with some personal problems meet three other best friends who can put their lives and hearts back together.

In which Heechul has loved Hankyung since their first meeting but he's insecure about confessing his feelings, Hankyung is a tease, Siwon and Kibum have a 'not so secret' secret and Leeteuk is a bit too happy.

Jin and Kame have been torn apart by their parents and they both want to escape and meet each other once again but they don't know whether the other loves them back. Yamapi is their best friend and he has a plan. As fate will have it, will Yamapi's plan succeed?

The weird kid Jaejoong has a fascination with blood. Yunho has a fascination with Jaejoong. 

Hyukjae and Donghae are soul mates and Donghae slays dragons for his Hyukjae 

Sungmin needs a math tutor who turns out to be his crush, Kyuhyun. One day Kyuhyun's glasses break and Sungmin has an idea. Romance ensues.

Ryeowook wants Sungmin to teach him how to kiss for a certain someone. Sungmin just doesn't know that it's him. 

Leeteuk is looking for someone to spend the rest of his life with. Heechul thinks he can find the one through blind dating. 

Ryeowook is ignored by Yesung as he searches for Ddankgoma. To overcome his hurt he makes a fort made out of purple sheets.

Kyuhyun has loved Ryeowook ever since he joined Super Junior. What will happen when he begins getting nightmares pertaining to this? Maybe it's a sign that he should make a move because no one loves Ryeowook like he does.