Kim Myungsoo- In love with Yoona, Visual of INFINITE

Im Yoona- In love with Myungsoo but does'nt know it due to memory loss, Visual of SNSD, Thinks Siwon is her Boyfriend  

Nana (Im Jinah)- Girlfriend of Kim Woo BIn, Has a crush on Kim Myungsoo, Member of After School   

Siwon- Likes Yoona, Ex-boyfriend of Yoona

Chwe Hansol- Myungsoo, Woo Bin, and Hyungsiks brother, Member of predebut boyband Pledis 17, Has a crush on Yuri     

Kim Woo Bin- Myungsoo, Hyungsik, and Hansol's brother, Boyfriend of Nana, Oldest Brother 

Park Hyungsik- Myungsoo, Woo Bin, and Hansol's brother, Closest to Myungsoo, Member of ZE:A

Kwon Yuri- Yoona's best friend, member of SNSD 

 

INFINITE- Members from left to right: Sungjong, Sungyeol, Dongwoo, Sungkyu, Myungsoo, Hoya, Woohyun