Tae-Jin lived much of his youth as an idol trainee, and there was only one person he could trust: his actor boyfriend, Hae-Kyeong. But if comparison is the thief of joy, then Tae-Jin was robbed blind, as Hae-Kyeong couldn’t go a day without comparing Tae-Jin to his former lover. Years later, after Tae-Jin and Hae-Kyeong have broken up, the former is finally set to make his debut… There’s just one problem: Jae-Rim, the ex of Tae-Jin’s ex, is their new center star! As the two step into the spotlight together, they soon become embroiled in a rumor that the two of them have beef; while Jae-Rim claims that it’s all Tae-Jin’s fault, Tae-Jin claims it’s just one big misunderstanding. To resolve the feud and save their group, the two are forced to take extraordinary measures and engage in some not-so-idol behavior...

(Source: Lezhin US, edited)