CinemaOSSeries · 2026 · 1 Season

Love In Protocol

70%(6)IMDbDrama

Jeong Yeon joins the research lab of Yu Geon, his former private tutor, as an intern. However, Yu Geon’s attitude upon their reunion is cold. An experiment that studies emotions, and two people facing each other once again. Subtle waves begin to ripple between Jeong Yeon and Yu Geon.

Created byYoo Hwansang

Play
Status
Ended
Language
KO
First aired
January 17, 2026
Last aired
February 7, 2026
Seasons
1
Episodes
4
Network
Heavenly

Season 1

Episodes

No episodes found for this season.

Featuring

Cast & crew

3 credited
Starring
Lee Sang-min

Lee Sang-min

Min Jeong-yeon

Jeong Jae Jong

Jeong Jae Jong

Ha Yu-geon

Kwak Geon-hee

Kwak Geon-hee

Choi Myeong-jin

Creative team
Created by
Yoo Hwansang

Keep watching

More like this

Secret Ghost7.0

Secret Ghost

2025 · Series

Eye Contact5.0

Eye Contact

2025 · Series

Secret Lover7.6

Secret Lover

2025 · Series

ChermChey6.2

ChermChey

2026 · Series

Hometown's Embrace8.0

Hometown's Embrace

2021 · Series

Beside You4.0

Beside You

2024 · Series

Rainbow Prince8.3

Rainbow Prince

2022 · Series

Roommates of Poongduck 3047.0

Roommates of Poongduck 304

2022 · Series

Remember Me7.4

Remember Me

2022 · Series

Beating Again

Beating Again

2024 · Series

Fight for Love8.3

Fight for Love

2025 · Series

First Love8.1

First Love

2022 · Series

House of the Dark Shadows10.0

House of the Dark Shadows

2021 · Series

Love in B&B

Love in B&B

Series

Unknown8.4

Unknown

2024 · Series

Country Boy2.0

Country Boy

2021 · Series

Can This Be Love

Can This Be Love

2022 · Series

Gravitation6.5

Gravitation

2000 · Series

Step By Step6.2

Step By Step

2023 · Series

Sashes and Hearts7.5

Sashes and Hearts

2025 · Series

Picked for you

Recommended shows

Invisible Boys6.8

Invisible Boys

2025 · Series

WISH YOU: Your Melody From My Heart6.3

WISH YOU: Your Melody From My Heart

2020 · Series

The Newsreader7.4

The Newsreader

2021 · Series

Swagger7.7

Swagger

2021 · Series

Sullivan's Crossing8.1

Sullivan's Crossing

2023 · Series

Secret Relationships7.7

Secret Relationships

2025 · Series

Still Shining7.7

Still Shining

2026 · Series

One Tree Hill7.8

One Tree Hill

2003 · Series

Cupertino6.0

Cupertino

2026 · Series

Step Up7.2

Step Up

2018 · Series

Link: Eat, Love, Kill7.7

Link: Eat, Love, Kill

2022 · Series

Run On7.5

Run On

2020 · Series

Wu-Tang: An American Saga8.2

Wu-Tang: An American Saga

2019 · Series

Bel-Air7.7

Bel-Air

2022 · Series

Off Campus8.9

Off Campus

2026 · Series

Unchosen6.8

Unchosen

2026 · Series

The Emperor: Owner of the Mask6.2

The Emperor: Owner of the Mask

2017 · Series

Love In The Big City8.8

Love In The Big City

2024 · Series

Jewel in the Crown7.7

Jewel in the Crown

2010 · Series

Tales of the Unexpected6.8

Tales of the Unexpected

1979 · Series