About a 27-year-old lawyer with Asperger's syndrome. Due to her high IQ of 164, impressive memory, and creative thought process, the brilliant Woo Young Woo graduated at the top of her class from a prestigious law school.

When his nephew dies in a plane crash, stunt man Cha Dal-geon resolves to find out what happened, with the help of covert operative Go Hae-ri.