Yoo Ha Ri is an aspiring actress who is waiting for her big break while working part-time at a coffee shop. She is the witness to a murder that happened during a terrible thunderstorm. Noh Jin Woo is a young man who has the power to read people’s innermost thoughts through a powerful fMRI technology. When Ha Ri and Jin Woo meet by accident, can he help her solve a murder mystery while also helping her to regain her memories of a past love?