[2026] My Favorite Member's Debut | THE BOYZ Q Starring Drama: Cast, Synopsis, and Streaming Summary

"My Idol, My Debut" is a time-slip K-pop romance comedy starring Q from THE BOYZ. We'll introduce the highlights of the show, including the cast and characters, synopsis, streaming schedule on Lemino, and information about the group "IRION" that was formed in the drama.

My Favorite Idol's Debut | THE BOYZ Q's Starring Drama: Cast, Synopsis, and Streaming Summary

Key points of this article

Q. Who is the lead actor in "My Favorite Idol Debut"?

A. Q from THE BOYZ is starring in this film.

Q. Where is it being streamed?

A. It is available for simultaneous and exclusive streaming in Japan and Korea on Lemino Premium (all 4 episodes).

Q. What kind of drama is it?

A. This is a K-pop romantic comedy about a fan who travels back in time eight years to prevent the death of their favorite idol and struggles to change their destiny as an idol themselves.

Synopsis of "My Favorite Debut"
Synopsis
Cast and Characters
Streaming Schedule (Lemino)
The fictional group "IRION" actually makes its debut.
Frequently Asked Questions (FAQ)

1. Synopsis of "Oshi Debut"

"My Idol, My Debut" is a South Korean drama that began streaming on Lemino Premium on July 16, 2026. Q, a member of THE BOYZ The series stars [actor's name] and is being streamed simultaneously in Japan and South Korea, exclusively in Japan.

【2026年】推しデビュー｜THE BOYZ Q主演ドラマのキャスト・あらすじ・配信まとめ

This is a time-travel K-pop romantic comedy about a fan who travels back in time eight years to change the tragic fate of their favorite idol, and ends up becoming an idol trainee themselves. With a compact structure of only four episodes, it's an easy watch even for those who are new to Korean dramas.

item	Content
Work name	My Idol Debut
Genre	Time-travel K-POP romantic comedy
Number of episodes	Total 4 episodes
delivery	Lemino Premium (Simultaneous release in Japan and Korea, exclusive to Japan)
Release date	July 16, 2026
starring	THE BOYZ Q
production	MBC PLUS & MINARI ENTERTAINMENT (IP ownership in Japan: TBS Growdia)

2. Synopsis

A tragedy strikes when Han Jae-ha, the leader of the top idol group "Boy to the Moon," is attacked and killed on the day of their showcase. The person who witnessed the incident is Choi Ae-ni, a 25-year-old working part-time at a convenience store.

On her way to the funeral home, tears streaming down her face, Eni is involved in an unexpected car accident. When she wakes up, she finds herself in the world of eight years ago. Standing before her is 17-year-old Han Jae-ha, wearing the same uniform as her.

To change the dreaded future of her idol, Ani tries to stop Jaeha's debut in the entertainment industry. However, as if by a twist of fate, Jaeha once again attracts attention as a "face genius." Furthermore, Ani herself, who intended to stop his debut, accidentally ends up on stage as a member of the rookie girl group "IRION." Can the two break free from the ill-fated fate that threatens them and realize their shared dream of a K-pop debut?

3. Cast and Characters

The cast includes many active K-POP idols and talented young actors, including the lead actor, Q.

Boy group "Boy to the Moon"

Role Name	Performer
Han Jae-ha	THE BOYZ Q
Lee Sung	Lee Jin-hyuk
Kaden	Lee Jin-gyu
Uno	Lee Ho-hyun

The lead actor, Q, plays Han Jae-ha, the leader of the group. He is the central "favorite" character in the story and plays a crucial role as the object of Ani's struggle to change his fate.

Girl group "IRION"

Role Name	Performer
Eni	Fan Ji-ah
Horse mackerel	WOOAH Nana
Karin	tripleS Kaede
Aisa	Aisa

Hwang Ji-ah, who plays the heroine Eni, is an actress who started out as a child actress. She is also known for playing Kim Ji-won's character during her school days in the Korean drama "Queen of Tears."

Additionally, Nana, who plays Aji, is from WOOAH, and Kaede, who plays Karin, is from tripleS, both of whom are currently active K-POP idols. Aisa is a former figure skater from Mexico who gained attention on social media.

4. Streaming Schedule (Lemino)

"Oshi Debut ~My Idol, My Debut~" consists of 4 episodes, and is streamed in 2-episode increments on Lemino Premium.

Release date	episode	Streaming time
Thursday, July 16, 2026	Episode 1	23:30～
Thursday, July 16, 2026	Episode 2	24:00～
Thursday, July 23, 2026	Episode 3	23:30～
Thursday, July 23, 2026	Episode 4 (Final Episode)	24:00～

Episodes 1 and 2 will be released on July 16th, and episodes 3 and 4 (the final episode) will be released on July 23rd. A unique feature is that it will be released simultaneously in Japan and Korea, so you can watch the latest episode at the same time as in Korea.

👉Check the program details on the MBC official website

📺Watch the missed episodes on the MBC official website
🎬Watch on Lemino

5. The fictional group "IRION" actually makes its debut.

One of the most noteworthy aspects of this work is the plan for the girl group "IRION," which appears in the drama, to make their debut not only in the world of the drama but also in reality.

IRION released their debut song "MEMORIA" on July 19, 2026. They are also scheduled to perform on popular Korean music programs such as "SHOW CHAMPION" and "M COUNTDOWN." This project is a "drama x K-POP" collaboration, where the story within the drama connects to actual musical activities.

After watching the drama, viewers can also enjoy the actual songs and stage performances, allowing them to follow IRION's activities both through the drama and in real life.