After  a series of accidents, TaeYeon decided to settle down in a town where his friends say he used to live in even though he could not recall a time being there. But when he took the job as a substitute tutor for a fifteen-year old musician named Eunji, everything about her began triggering his teenage life's long-lost memories.

Parallels never meet, but if they do, they would ruin the worlds' order. Parallels never meet, but if one kills the other, her and her parallels will cease to exist. Scarlett didn't know this rule. Now she's out lose to kill in a world where she doesn't belong in, unknowingly trying to kill herself in the process. Will the Love & Peace council be able to stop her in time? Meanwhile, will JooHyun be able to confess her love to her ex-boyfriend Dal-Hyang before it’s too late?

Jongin and YongHwa, the boys who had been recently described by their friends as happiest men on earth, suddenly tried committing suicide. With the mystery of one’s death and the mystery of one not waking up over only loss of slight blood, will their friends figure out what really happened, or will they kill themselves one by one?  

A M N E S I A prequel: A series of events that will be mended into one string, one story, and one life.

After a long peaceful era in the country of Joseon, chaos broke in the palace as the Crown Prince was assassinated. Unforgiving of the despicable events surrounding his royal family, Prince Kibum sets out on a stressful journey to find evidence and put those guilty of malicious crimes in justice.