Join the captivating journey of BabyMonster, a K-pop girl group consisting of Pharita, Ahyeon, Rora, Asa, Ruka, Chiquita, and Haram. Together, they navigate the trials and triumphs of the music industry, showcasing their unique talents and unwavering determination. Through rigorous training, late-night rehearsals, and demanding schedules, they form an unbreakable bond, supporting and inspiring each other along the way. As they approach their debut, they face the challenge of balancing individual aspirations with the group's collective vision, learning the true meaning of unity and resilience. In this alternate universe, the story explores relationships and dynamics within the group. (Note: It's important to be aware of the controversy surrounding minors in relationships, but there are no specific age-based restrictions in South Korea.)
Set in Seoul, Undercover Hearts follows Ruka, Asa, and Chiquita as they start fresh at a new high school, only to find out it's not what it seems. They get tangled up with the school's popular trio, Pharita, Rora, and Ahyeon, who each have secrets of their own. As friendships form and lines blur, love, betrayal, and redemption all come into play. Nothing is ever as simple as it looks.