An emotional journey that follows a brain scientist who is obsessive about figuring out new technologies to access the consciousness and memories of the brain. His life goes sideways when his family falls victim to a mysterious accident, and he uses his skills to access memories from his wife’s brain to piece together the mystery of what actually happened to his family and why.
Adapted from the webtoon "Dr. Brain" (Dr. 브레인) by Hong Jac Ga (홍작가).
Seo Hee Soo, a former top actress and the second daughter-in-law of the chaebol group Hyowon. As she puts in all sorts of effort after entering the new and covert world of chaebol families, Seo Hee Soo manages to keep her presence and true colors with confidence in everything she does.
Hyowon group’s first daughter-in-law Jung Seo Hyun, who is a chaebol down to her bones. Born from a traditional and powerfully wealthy family, Jung Seo Hyun was born with elegance, dignity, and intelligence. She is also rational to the point that she can maintain a cold expression no matter the situation.
Jang Sun Gyeol has wealth and good looks but suffers from severe mysophobia. He is obsessed with cleaning and even owns his own cleaning company. However, he meets a carefree and untidy girl named Gil Oh Sol after she enters his company as a new employee.
Oh Sol has worked all sorts of part-time jobs while striving for a full-time job and does not have the luxury to date or be clean. She gave up on being neat after facing the tough reality of the world and is known for always wearing her trademark tracksuit. But she has a bright personality and does not mind getting dirty. With the help of Oh Sol, Sun Gyeol faces his mysophobia and also falls in love with her.