Park Kang-tae, having inherited the debts of the Naksan faction, moves to Seoul. Through the grandson who sold him an empty house for a bargain, Kang-tae ends up moving into the main residence of 'Big Brother' and meets Joo Yeon-hee, who introduces herself as a housekeeper. "I came to help with the cleaning..." It was an extremely rare occurrence for him, who had always been engrossed only in his work, to develop an interest in a woman. What exactly was this sense of déjà vu? Was the feeling of having met sometime before just a simple coincidence?