4 years after their show together, how are both Lee Junho and Kim Soeun doing? Junho juggling between the lives of an idol and an actor while Soeun  are gaining more popularity and drama lead offers. Junho is struggling with his idol life and company. Soeun on the other had is moving out to a new home. But fate has brought them together again. It's the first time for both of them to land their hands as the main leads on a romantic comedy movie called "Bitter Or Sweet?". Will the past bring