Kim So Hyun recently posted a sweet selfie with her Good Boy co-stars Park Bo Gum and Lee Sang Yi, giving fans a glimpse of their off-screen friendship. The photo, taken by Park Bo Gum himself, shows the trio smiling warmly, highlighting their strong bond while working on the hit JTBC drama.
The image quickly went viral, with fans praising their natural chemistry. The actors star in Good Boy as former elite athletes turned police officers, bringing action, humor, and heartfelt moments to the screen. Their real-life camaraderie adds to the showโs appeal, making it one of the most talked-about K-dramas of 2025.
Kim So Hyunโs Playful Selfie With Good Boy Co-Stars
On June 26, Kim So Hyun shared a special behind-the-scenes moment on her Instagram with the caption:
The picture features Kim So Hyun standing between Park Bo Gum and Lee Sang Yi, all three flashing bright smiles. Fans immediately noticed Kim So Hyunโs playful expression, with many commenting that her eyes seemed to say, “This moment wonโt come twice.” The fact that Park Bo Gum took the photo himself made it even more special.
Fans flooded the comments with reactions like:
“So jealous! Park Bo Gum holding the camera? Thatโs iconic.” “Their chemistry is unreal, both on and off-screen!” “Lee Sang Yi looks so relaxed, you can tell theyโre close.”
The trioโs friendship shines through, proving that their bond extends beyond their roles in Good Boy.
The Success Of Good Boy And The Castโs Teamwork
Good Boy follows a group of former Olympic athletes who join the police force through a special recruitment program. The team, nicknamed the “Goodvengers” by fans, uses their elite athletic skills to fight crime in unconventional ways.
Park Bo Gum plays Yoon Dong-ju, a hot-headed former boxer, while Kim So Hyun stars as Ji Han-na, a sharp-shooting prodigy. Lee Sang Yi portrays Kim Jong-hyeon, a disciplined ex-fencer with a secret connection to Han-na. Their dynamic performances and real-life friendship have made the drama a standout hit.
The castโs teamwork has been a major talking point, both in interviews and behind-the-scenes content. Park Bo Gum previously mentioned:
“We always tried to eat together between shoots. We talked about the scenes, improvised, and took pictures of each other.”
Kim So Hyun added:
“We all had similar senses of humor, so everyone laughed a lot on set.”
This natural chemistry translates on-screen, making Good Boy a must-watch for fans of action-comedy K-dramas.
Fan Reactions To The Drama And Castโs Friendship
Since its premiere on May 31, 2025, Good Boy has gained a loyal fanbase. Viewers love the mix of high-energy action, comedy, and emotional depth. Park Bo Gumโs transition from romantic lead to action hero has been particularly praised, with fans calling it a “career-best performance.”
One fan wrote on social media:
“Park Bo Gum and Kim So Hyunโs chemistry is everything! I canโt get enough of their scenes together.”
Another added:
“Lee Sang Yiโs fencing skills are so cool! The action scenes are next-level.”
The dramaโs success is reflected in its rising ratings, with recent episodes hitting 6.5% nationwide. With new twists and intense showdowns coming up, fans are eagerly waiting to see how the story unfolds.
Where To Watch Good Boy
Good Boy airs every Saturday and Sunday at 10:40 PM KST on JTBC. International fans can stream it on Amazon Prime Video. The series is set to run for 16 episodes, with the finale scheduled for July 20, 2025.
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