The love story between Kim Jae Wook and f(x)’s Krystal in KBS 2TV’s “Crazy Love” is gaining viewers’ attention! “Crazy Love” tells a sweet, savage, and chaotic love story between a rude but skilled instructor who receives a death threat and his secretary who is diagnosed with a terminal illness. Kim Jae Wook stars as Noh Go Jin, a narcissistic man who is the CEO of the education company GOTOP and the top math instructor in the country. f(x)’s Krystal stars as Lee Shin Ah, Noh Go Jin’s secretary, who does not have much of a presence. With viewers anticipating how the relationship between the narcissistic boss and secretary bent on revenge will develop, here are three aspects of their dynamic that are keeping everyone hooked.