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Love In Protocol

2026

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.

Seasons

4 Episodes • Premiered 2026

Still image for Love In Protocol season 1 episode 1: Episode 1

1. Episode 1

As an intern at a cognitive science institute, Jeong-yeon meets Yu-geon, his former high school tutor.

Still image for Love In Protocol season 1 episode 2: Episode 2

2. Episode 2

Participating in a VR test for an emotional reaction experiment, Jeong-yeon faces his own feelings through questions.

Still image for Love In Protocol season 1 episode 3: Episode 3

3. Episode 3

For the first time late, Jeong-yeon appears in the laboratory injured as in childhood, and Yugeon reacts angrily when he sees him.

Still image for Love In Protocol season 1 episode 4: Episode 4

4. Episode 4

Cast

Photo of Lee Sang-min

Lee Sang-min

Min Jeong Yeon

Photo of Jeong Jae Jong

Jeong Jae Jong

Ha Yu Geon

Photo of Kwak Geon-hee

Kwak Geon-hee

Choi Myeong Jin

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