Kim Seung-hoo

Yunhwa, who works at a shipyard to manage their livelihood after her husband′s accident, receives a notice of unfair dismissal. To make matters worse, their relatives suddenly come and try to take away the family land. Her son loses a large sum of money with Bitcoin, and her daughter dreams of escaping to Seoul while giving up her studies.

Hye-ja, who is struggling with her job in Seoul, dreams of moving up from a semi-basement flat to a studio apartment. Working at an insurance company's call center, she faces challenges at work due to her rough dialect and fiery personality. To borrow money for the move, Hye-ja travels to Busan to see her mother, but no matter how hard she knocks on the door, her mother does not answer.

A program titled "Today’s Science" is on the verge of abolition due to its poor ratings. Seoyeon, the producer in charge, is in trouble both inside and outside. The boss urges Seoyeon to find new subject matters.