A mix-up at the bank forces Ha Sang-soo and Ahn Soo-young to go on a trip together. When they return, he musters up the courage to ask her a question.

Sang-soo is left reeling after his tense conversation with Soo-young. Meanwhile, a new face joins the bank and quickly becomes friendly with Sang-soo.

Jung Jong-hyun attempts to get closer to Soo-young, who is grappling with her past. Park Mi-kyung and Sang-soo team up on a work project.

Mi-kyung reveals her true feelings to Soo-young while continuing to maintain their friendship. Soo-young later receives disappointing news at work.

Soo-young stands up for herself at work — risking blowback. After being embarrassed in front of Sang-soo, Mi-kyung shares her vulnerabilities with him.

Sang-soo and Soo-young get the chance to open up about their feelings. Mi-kyung and Sang-soo's mothers form an unlikely friendship.

Soo-young tries to get answers out of Jong-hyun after his sudden change of heart. Sang-soo and Mi-kyung go public with their relationship.

Jong-hyun and Soo-young attempt to adjust to their new — and awkward — living situation. Mi-kyung's mother tries to track down her daughter's new beau.

Mi-kyung begins to suspect Sang-soo's true feelings about Soo-young. Meanwhile, Soo-young struggles to manage Jong-hyeon's growing insecurities.

Amid increasing suspicions about Sang-soo, Mi-kyung's anxiety starts to get the better of her. Soo-young witnesses a scary accident involving her mother.

After their momentous night at the ice rink, Sang-soo and Soo-young navigate their complex road ahead. Mi-kyung avoids Sang-soo's every attempt to talk.

Mi-kyung does everything in her power to deny the reality of Sang-soo's decision. Confronted with conflicting emotions, Soo-young reaches a crossroads.

Jong-hyun causes a scene at work after confronting Soo-young about her shocking act. Sang-soo attempts to make sense of Soo-young's behavior.

Steadfast in his feelings, Sang-su tends to Su-yeong during her time of need. After delaying the inevitable, Mi-gyeong makes a final decision.

Sang-su searches for answers after Su-yeong's sudden disappearance. Su-yeong learns the truth about her parents — and realizes her own misunderstanding.

Having moved on to different places in life, the KCU colleagues reunite at a wedding. Sang-su runs into Su-yeong in Seoul after much time apart.