Synopsis

Cast & Crew

Episodes

Reviews (5)

Welcome to the dazzling, cutthroat world of K-pop idol training, where dreams are manufactured and rivalries are inevitable. In *Bump Up Business*, Eden (Mill) is a fiery rookie about to debut with a new boy band, fueled by ambition and a chip on his shoulder. His universe is thrown into chaos when he crosses paths with Ji Hoon (Nine), a once-popular but now 'over-the-hill' senior idol at the same agency. What begins as a tense, competitive disdain slowly unravels into an unexpected and tender connection, forcing both to confront their fears about success, identity, and love in an industry that demands perfection. Adapted from a beloved webtoon, this compact miniseries is a heartfelt, music-filled ride that blends the thrill of the stage with an emotionally charged slow-burn romance—perfect for anyone who's ever wondered what happens when two stars collide.

Lee Chang Han

Cast

Nine

Cast

Mill

Cast

Yoo Jung

Cast

Junji

Cast

Rie

Cast

Music

Cast

Idol Supporting Character

Cast

Episode data is coming soon.

7.1

out of 10

370

278

648

555

222

shipper_heart_99

July 2024

9/10

I am absolutely obsessed! Nine and Mill have insane chemistry—every glance, every accidental touch made my heart flutter. Yes, it's short, but it's packed with so much sweetness and longing. The ending gave me hope and I cried happy tears. If you love soft idol romance, this is for you!

logic_over_fluff

August 2024

6/10

I get why fans love it, but as a storyline it felt rushed and shallow. The character development jumps from dislike to love without proper buildup, and the subplot with the ex is barely explained. It's basically an extended music video—pretty, but not deep. Still, the cast did well for rookies.

melody_lover

September 2024

10/10

The OST alone is worth the watch! I've been streaming OnlyOneOf's songs on repeat ever since. The way the music punctuates every emotional scene—especially the main theme—is just perfection. Who cares about the weak plot? The music tells the story better than words ever could!

social_justice_bl

October 2024

7/10

I appreciate that this miniseries exists as a genuine LGBTQ+ story from K-pop idols, especially in a conservative industry. It's not perfect—the power dynamics between senior and junior idol could've been explored more carefully—but the fact that it normalizes queer romance for a teen audience is valuable. The kiss felt earned, if a bit awkwardly placed.

frame_by_frame

November 2024

8/10

Visually, this drama is a feast. The lighting in the practice rooms, the soft-focus beach scenes, the contrast between the harsh stage and intimate rooftop moments—all beautifully shot. You can tell they had a limited budget, but the director made every frame count. A treat for the eyes, even if the script needed more work.