A rookie producer enters the madcap world of network TV where ratings rule when he joins the Korean Broadcasting System to be near his secret crush.

A young student falls madly in love with a professor's daughter. Promised by the professor that he will let him marry his daughter if he graduates from university with a law degree, the student works hard and finally succeeds. When the time comes for the professor to fulfill his promise, his daughter suddenly announces that she will marry another...

These intertwining stories about romance and separation follow a firefighter who can't find the right time to propose, a shy theme park worker who falls for an artist, an estranged mother and son, and a man seeking to regain his lost love.

Unprecedented real incidents that took place in Korean apartments! And six residents uncovering the mysteries of the apartment! The year changes with every episode. The cast directly faces incidents that happened in each era and solves the “secret of the apartment.” Who will become the main character to uncover the hidden secret? A variety show full of fantastic chemistry and real laughter, based on real apartment incidents, a time-and-space transcending true story chase drama.

Children who live in hiding with superpowers, along with their parents who live with painful secrets of the past, face enormous dangers together.