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Love In Protocol

Love In Protocol

Love In Protocol

2026 1 Seasons 4 Episodes ⭐ 7.0 Drama

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.

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 & Episodes

EP 1

Don't Look at Me Like That

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

EP 2

"Do you still see me as a child?"

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

EP 3

"You don't have to feel guilty, professor"

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

EP 4

"That's why I came back, growing up"

As the final experiment finally begins, Yu-geon and Jeong-yeon's hidden feelings begin to reveal themselves.

Popular Cast

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