
The K2 EP1
Je-ha becomes a target for removal after witnessing an affair and starts to be chased.

Je-ha becomes a target for removal after witnessing an affair and starts to be chased.

Woo-jin is confused by Ju-hyuk's sudden confession. And Ju-hyuk involves in a scandalous incident.

Woo-jin finally realizes her feelings for Ju-hyuk and decides to break up with Jong-hoo.

Hye-won leaves home after a fight with Ju-hyuk. And Jong-hoo and Woo-jin's relationship reveals.

So-hee and Ji-goo grieve for Ji-yeon who has breast cancer. Soon, they help Ji-yeon fight cancer.

Through a walkie-talkie, Jae-han realizes that Su-hyeon and Hae-young are on the same team.

Hye-won gets upset at Ju-hyuk helping Woo-jin. A rumor about Woo-jin spreads on the internet.

Ju-hyuk tries to turn back time to change everything as it was. And Woo-jin's mother disappears.

Jong-hoo is all over Woo-jin. And Ju-hyuk, Hye-won, Woo-jin, and Jong-hoo go on a trip together.

So-hee's father suddenly passes away. Ji-yeon and Ji-goo visit the funeral to console So-hee.

Ten years later, the trio revisits their sashimi spot and relives college dates.

Ji-yeon is demoted to the dog farm. Meanwhile, Ji-goo strives to help her student Se-jin.

Ju-hyuk visits Woo-jin's house. He is shocked to hear about her mother's Alzheimer's and worries.

Ju-hyuk observes Woo-jin. He is confused about her, who seems familiar but somewhat different.

The trio used to have ordinary jobs - a publishing company employee, a nutritionist, and a teacher.

Ji-goo and Ji-yeon end up going to the police station. So-hee goes to solve the problem after work.

After So-hee's drunken kiss, secrets unravel between her and So-hyun.

Hae-young continues to make an effort to change the wrongly intertwined past and future.

Hae-young gets one step closer to the truth of the disappearance of Jae-han.

The squad starts investigating the Gyeonggi Nambu case despite the opposition from their superiors.