Carol is a Korean-Brazilian girl who balances her study, work and ballet routine. But the success of ACT, the biggest K-Pop group in the world, takes away her peace when she discovers a portal to the group's dorm in her room.

When Kyung takes over his room, Carol now needs to find a way to hide the idol before anyone discovers him. To fix the situation, she goes through the portal to Korea, where she meets the charming ACT member Dae-ho.

Nayara begins to suspect that Kyung might be hiding in Brazil. Meanwhile, Carol struggles to divert the course of her friend's investigation. And on the other side of the world, the ACT grows increasingly curious about the whereabouts of their leader.

After the rest of ACT discover the portal, Carol distracts them all with a tour of São Paulo as another pivotal stage of the competition looms.

As her friendship with Diguinho strengthens, Carol's trust in Nayara is put to the ultimate test.

As her relationship with Kyung falters, Carol enters into an unusual agreement with Diguinho. Old tensions flare as ACT prepares for their comeback.

After blowing their audition, ACT scrambles to get Kyung back on board. Carol's next challenge complicates both her past and present.

As Carol's fever dreams bring about torturous memories from the past, her friends rally to tackle all of her tasks at work

Just when Carol needs him the most, a hurt and confused Kyung grows determined to implode every aspect of his life.

Carol decides to finally pursue the truth about her father, while Kyung has a startling revelation during ACT's comeback.