Yeom Ji-young

In 2029, Korea's lunar probe Woori embarks on a historic journey to the moon, capturing global attention.

Swimming instructor, Young-eun is a single mom raising her 7-year-old daughter, So-hyun. However, a series of tragic events happens as So-hyun's puppy falls from the apartment and dies, and So-hyun bullies other kids in school. Despite her mom's earnest efforts to address So-hyun's mental disorder, her peculiar behavior persists. Twenty years later, Min, who works in handling unclaimed deaths, meets a new colleague, Hae-young, and they form a close bond. However, as Hae-young warmly integrates herself into Min's life, Min begins to feel uncomfortable and suspicious about her intentions.

Bok-ja is granted a special vacation after her death, which allows her to go see her daughter, Jin-joo, a university professor living abroad. Unlike her expectation, Bok-ja finds Jin-joo living in her old house running a local diner and becomes frustrated with questions that she is unable to ask. After spending time alongside Jin-joo, Bok-ja realizes that her daughter is struggling with the unresolved feelings about her, and tries to find a way to show her sincere feelings that she had never shared before.

Kang Woo-ram is busy preparing to get a job. Lee Hyun-ji is a would-be anchor, but she works at a homemade hamburger restaurant. One night, Woo-ram visits the hamburger restaurant and orders a double patty hamburger, which has a "buy one, get one free" sale. This is how their relationship begins.

Woo-jin, a furniture designer who wakes up in a different body every day, falls for Yi-soo, a woman he meets through his work.

At the same time as murder suspect Yeo-hoon is brought unconscious to the emergency room following a shooting incident, an assailant breaks into the house of Tae-jun, the emergency room's doctor in charge, and kidnaps his wife. The kidnapper calls the doctor and tells him to bring Yeo-hoon to him. To retrieve his wife, Tae-jun has no option but to save the patient and sneak him away before the police can notice.