

Three years before the main events of the story, idol trainee Lee Ma-ha's dream of debuting in a girl group is cut short when news of a fellow trainee Annie who had committed suicide breaks out and disturbs the K-pop industry. Elsewhere, the comeback of popular boy group Shax kicks off with a rough start as Kwon Ryok is forced to cover for a co-member Lee Eun-jo who suddenly goes missing. At the present time, Ma-ha struggles to support herself by impersonating the famous solo artist La Ri-ma while Shax has become the most popular group in the industry, with Ryok developing a successful acting career.
Three years before the main events of the story, idol trainee Lee Ma-ha's dream of debuting in a girl group is cut short when news of a fellow trainee Annie who had committed suicide breaks out and disturbs the K-pop industry. Elsewhere, the comeback of popular boy group Shax kicks off with a rough start as Kwon Ryok is forced to cover for a co-member Lee Eun-jo who suddenly goes missing. At the present time, Ma-ha struggles to support herself by impersonating the famous solo artist La Ri-ma while Shax has become the most popular group in the industry, with Ryok developing a successful acting career.
After an eventful movie shoot, Ma-ha chooses to quit pursuing idol stardom and start a new life, a decision seconded by her teammates Yu Ri-ah and Shim Hyun-ji. In a press conference, reporter Byun Jung-hee causes a stir by questioning Shax about Eun-jo whose disappearance has already caused an emotional toll on Ryok. Meanwhile, Shax's ex-manager Ji Hak returns to the K-pop industry and decides to manage Ma-ha, Ri-ah and Hyun-ji. The trio changes their minds, resolves to accept Ji Hak's offer and adopts the group name "Tea Party." Ji Hak starts implementing his unorthodox way in managing an idol group.