The story of the forces that inherited wealth centered around the Woowon Group headquarters in the fictional Woowon City adjacent to the sea, the voodoo cartel that dominates the lawless area, and Judge Song Pan Ho, who comforts citizens seeking justice.
Seung-jin, who is preparing for an audition to pursue his ambition of becoming a singer, moves into a new studio apartment. On the first night, as he just started to settle in, he hears a woman wailing from next door. With all the noise she makes owing to her badly soundproofed room, La-ni has driven away several neighbors. Seung-jin isn't one to back down easily. Their argument intensifies to the point that they have discovered everything about one other's life through their noises save for their names and faces.
Strange things happen to influencer Han Da Bit from Anyeon University, starting with the nightmare that she has one day. Then one day, she sees Do Hee, a senior she runs into at school, and Da Bit feels a strange attraction. Da Bit, who follows her out of curiosity about Do Hee, enters a unique tarot shop.
On his way to work, a bank manager receives an anonymous call claiming there's a bomb under his car seat, and if anyone exits the car, it will explode unless he can pay a ransom.
This musical romance follows Niel, a member of Teen Top, the much-loved K-Pop group, as he launches his acting career. He puts in a convincing turn as the Pop- and Hip-hop-loving son from a rich family who is ready to sacrifice it all to prove that his love affair with music is anything but a brief fling.