Asian Drama

Idols who have lost their group due to the pandemic or have disbanded due to problems with idol companies, but even idols who want to prove their skills to the world and rookie idols who need a fame booster.

A new boy group idol survival show to revive former boy group idols or current boy group idols which may need more promotion.

Tells the story of a college student named Eun Ha, who one day receives an anonymous love letter through a supernatural portal - the white hole!

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“X1 FLASH” will follow the members as they prepare for their debut, and will also give a glimpse into their real lives and honest emotions.