70-year-old widower Ben Whittaker has discovered that retirement isn't all it's cracked up to be. Seizing an opportunity to get back in the game, he becomes a senior intern at an online fashion site, founded and run by Jules Ostin.
Jackie, President and CEO of Air Cruz, runs a tight ship in her business, including a rigid anti-fraternization policy for all her employees. When a new sexy lawyer begins working for her, that policy becomes very tested.
No Go Jin is the most popular mathematics instructor in the private education field and the CEO of GOTOP Education. Even though he has only a high school level education, he has achieved all of his success due to his extreme intelligence. He seems like a perfect man with a handsome appearance, high IQ, and wealth. He is also narcissistic. One day, he is suddenly warned that he will be murdered.
Lee Shin A works as No Go Jin’s secretary. She is a diligent and responsible employee. Due to her quiet and introverted personality, she has little presence with her boss No Go Jin and her colleagues at work. Her colleagues begin to recognize her, because she has worked for the notorious No Go Jin for more than 1 year. She then learns that she does not have much time left to live.
A dedicated fangirl lands a job at a fashion company, only to discover it was co-founded by her ultimate idol. Determined to remain professional, she hides her identity, but is quickly thrown off course by the company's workaholic CEO. As secret unrequited feelings and hidden personal struggles entangle the trio, she finds herself torn between her lifelong obsession and an unexpected new connection.