After suffering a fall from grace, a photographer returns to her hometown and bumps into her childhood friend — rekindling an unfinished romance.

Twenty years after leaving her medical career, a housewife returns as a first-year resident — struggling to find her footing in a job full of surprises.

Choi Ban Do and Ma Jin Joo are both 38-years-old and a married couple. Choi Ban Do has been burdened with being the breadwinner and Ma Jin Joo is a housewife with low self-esteem. Even though they loved each other when they married, they now hate each other. They both regret marrying at such a young age. The couple travel through time and find themselves as 20-year-old university students, when they met for the first time.

An art curator's life unravels, as she tries to keep her pastime as a die-hard K-pop fan secret from her gallery's new director.

At a difficult place in his marriage and career, a middle-aged man gets a shot at a do-over when he's transformed back into his 18-year-old body.

Noh Ae Jeong juggles motherhood with her dreams of producing films. One day, her boss disappears - and leaves behind a giant mess for her to solve.

An extraordinary road to emotional healing opens up for an antisocial children's book writer and a selfless psych ward caretaker when they cross paths.

Cha Yu Ri, a ghost for five years, realizes her daughter can see her. Just as she decides it's time to move on, she is returned to her human form.

When Kang Bok-Soo was a high school student, he was falsely accused of committing violence and kicked out of school. This was caused by his first love Son Soo-Jung and a male student Oh Se-Ho. Kang Bok-Soo is a now an adult, but his life has not gone smoothly. To get revenge on Son Soo-Jung and Oh Se-Ho, he returns to the same high school as a student. The environment at the school has changed and Kang Bok-Soo gets involved in unexpected cases.

A strange condition manifests in Kim Ji-young, an ordinary 30-something facing the uneven reality of being a woman in modern-day South Korea.