Kai & Jenny have been in a secret relationship for 1 year. Jenny's parents have never approved Kai to be their daughter's boyfriend. Even though they're in a complicated situation, they still managed to make their relationship strong. But when Jenny's childhood friend, Sehun, came back to her life, everything just changed. 

Kai:

Jenny's boyfriend

Bipolar

He really loves Jenny

Badboy

Jenny:

Kai's girlfriend

He loves Kai and is willing to do anything for him

Sehun:

Jenny's childhood friend

Rich

Responsible and smart