In this story , there are six friends that auditioned to be in SMTOWN , and made it in. But , there is only one girl that is the main girl. Her name was Yang JunNo. Her friends Choi Seoul , Kim Yuna , Seo KaRi , Lee Anna and Kim HyeRin (minor characters , but COULD have big rolls as the story goes on). He managers aks ExoM and ExoK to be their directors , teacher in positions and choregrapghy. 

Positions :

Seoul : leader , vocal

Yuna : visual , lead vocal

KaRi : main vocal

HyeRin : lead dancer , sub vocal

JunNo : main rapper , main dancer , sub vocal 

Anna : lead rapper , vocal

As ExoM and ExoK starts to know every member but JunNo , they all start to bulid interest in her. As each member starts to get to know JunNo , feelings are developing. And as this happens , JunNo's feelings goes towards who , while her feelings for each member switches. What happens when the other members know they have feelings for JunNo and only JunNo ? And what happens when Exo members have desires to be with JunNo ? An innocent young girl with 12 guys , will this ever work out ?!