Overview
Series synopsis
ON&OFF, also known as 온앤오프 is a South Korean drama television series that premiered on YouTube on August 2, 2025. It stars Han Ji-woo and Jo Yoon.
Se-a and Ha-yoon have to work together. But Se-a is hot and cold towards Ha-yoon.
Premise
Se-a and Ha-yoon have to work together. But Se-a is hot and cold towards Ha-yoon.
Cast and characters
Leading cast
- Han Ji-woo as Se-a
- Jo Yoon as Ha-yoon
Episodes
This series spans 3 seasons with 20 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 4 | August 2, 2025 | August 22, 2025 |
| Season 2 | 8 | December 4, 2025 | January 22, 2026 |
| Season 3 | 8 | March 6, 2026 | May 26, 2026 |
Season 1 preview
4 episodes total
| Episode | Title | Air date |
|---|---|---|
| 1 | Episode 1 | August 2, 2025 |
| 2 | Episode 2 | August 8, 2025 |
| 3 | Episode 3 | August 15, 2025 |
Season 2 preview
8 episodes total
| Episode | Title | Air date |
|---|---|---|
| 1 | Episode 1 | December 4, 2025 |
| 2 | Episode 2 | December 11, 2025 |
| 3 | Episode 3 | December 18, 2025 |
Season 3 preview
8 episodes total
| Episode | Title | Air date |
|---|---|---|
| 1 | Episode 1 | March 6, 2026 |
| 2 | Episode 2 | March 13, 2026 |
| 3 | Episode 3 | March 17, 2026 |
Production
Genres
Drama
Country
KR
Original language
ko
Release
| Original network/platform | YouTube |
|---|---|
| First aired | August 2, 2025 |
| Last aired | May 12, 2026 |
| Status | continue |