“The Affair Was Just the Beginning”: Kim Hye-soo's New Gripping Mystery Thriller Is Must-See TV!
- Disha Paul
- Aug 14
- 3 min read
A suspicious affair may draw viewers to The Affair Was Just the Beginning, but the new Korean drama promises a story far more layered than its title suggests. Starring Kim Hye-soo, Cho Yeo-jeong, Kim Ji-hoon, and Kim Jae-chul, the mystery thriller blends family secrets, crime, and psychological tension into one of the most anticipated K-dramas of the season.
Premiering on July 31, the series has already caught the attention of drama fans thanks to its star-studded cast and intriguing premise. If you're wondering what The Affair Was Just the Beginning is about, here's everything you need to know before hitting play.
What is The Affair Was Just the Beginning about?
At the center of the story is Park Kyung-hee (Kim Hye-soo), a successful influencer who appears to have the perfect life. Together with her younger husband, Lim Jae-hong (Kim Ji-hoon), she runs a popular family channel that has made them one of the internet's favorite couples.
Living next door is Ahn Soo-jung (Cho Yeo-jeong), a respected dermatologist going through a painful divorce from her husband, Joo Bo-seong (Kim Jae-chul). As tensions rise between the neighboring families, Kyung-hee begins to suspect that her husband is having an affair.
However, what starts as a search for the truth soon uncovers something much darker. The alleged affair is only the beginning of a chain of shocking events involving hidden secrets, betrayal, and dangerous consequences that threaten to destroy both families.
Rather than focusing solely on romance, the drama mixes mystery, crime, and black comedy, keeping viewers guessing with every new revelation.
Meet the cast of The Affair Was Just the Beginning
Kim Hye-soo as Park Kyung-hee
Veteran actress Kim Hye-soo takes on the role of Park Kyung-hee, a confident influencer whose seemingly perfect life begins to unravel after she notices suspicious changes in her husband's behaviour. As she searches for answers, she finds herself pulled into a mystery far beyond what she ever imagined.
Cho Yeo-jeong as Ahn Soo-jung
Cho Yeo-jeong plays dermatologist Ahn Soo-jung, a woman struggling through a difficult divorce while trying to protect her family. Her complicated relationship with those around her becomes one of the story's driving forces as long-buried secrets begin to surface.
Kim Ji-hoon as Lim Jae-hong
Kim Ji-hoon stars as Lim Jae-hong, Kyung-hee's younger husband. Admired by many for their online family image, Jae-hong soon becomes the center of mounting suspicions, leaving viewers to question whether appearances can truly be trusted.
Kim Jae-chul as Joo Bo-seong
Kim Jae-chul portrays Joo Bo-seong, Soo-jung's estranged husband. His ongoing custody dispute and personal conflicts become closely connected to the mystery unfolding between the two neighbouring households.
Why The Affair Was Just the Beginning Is Generating So Much Buzz
Although the title hints at an affair, the series quickly moves beyond a typical relationship drama. The story combines psychological suspense, unexpected twists, and dark humor, making it stand out from more conventional melodramas.
Another reason for the excitement is its creative team. The drama is directed by Lee Chang-hee, known for his work on Strangers from Hell and A Killer Paradox, two series praised for their gripping storytelling and tense atmosphere.
The cast is equally impressive, bringing together award-winning performers who have delivered memorable performances across television and film. Combined with an eight-episode format, the drama promises a tightly paced story without unnecessary filler.
Release date, episodes, and where to watch
The Affair Was Just the Beginning premiered on July 31, 2026.
Here are the key details:
Premiere Date: July 31, 2026
Episodes: 8
Original Platform: Coupang Play
International Streaming: Viki (availability may vary by region)
New episodes are scheduled to release weekly, giving viewers plenty of time to unravel the mystery alongside the characters.
Final Thoughts
Despite its intriguing title, The Affair Was Just the Beginning is shaping up to be much more than an infidelity drama. With Kim Hye-soo leading an outstanding cast, the series blends mystery, psychological suspense, family conflict, and unexpected twists into a story that's likely to keep viewers hooked until the very end.
If you're looking for a thriller packed with secrets and unpredictable turns, this is one new K-drama worth adding to your watchlist!
Are you planning to watch The Affair Was Just the Beginning? Let us know your thoughts in the comments below!
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