The drama is a suspense drama set in a new town where couples in their 40s live together, and the story unfolds with a murder case as an opportunity. Yoo Jun-sang plays An Gong-cheol, who is the head of the Highfive fried chicken chain. He has the ambition to succeed and does his best to accomplish what he wants with perseverance and enthusiasm. Seeing his mother lonely because of his father's serious paternal style, he doesn't want to be like his father and loves his wife very much. Song Yoon-ah plays Nam Jung-hye, who is Gong-cheol's wife and a psychiatrist. She is a perfectionist and looks a little cold, but she actually longs for love in her heart. She didn't believe in love at first, but she fell in love with Gong-cheol, who was in charge of the planning of the university stage drama festival. The drama will be directed by PD Song Hyun-wook, who has directed "Oh Hae-young Again" and "The Beauty Inside", and written by Park Hyo-yeon, who has written the SBS one-act play "Young Joo" and co-wrote MBC's "Watchers".