It's a CEO's twisted idea of getting his struggling group under the spotlight through a dating scandal with a famous boy group member, yet the unexpected happens when that member becomes pregnant and the father, EXO's Kai, wants to be responsible.

JYP promised them a second chance, and they promised him they would shine. Come and apply, be part JYP's Promise!

SuJu and SNSD are sharing something or someone, SNSD because YoonA is her sister, SuJu because they have a promise to fullfill...Ha Na is the biggest mystery that has ever been in their lifes...