An unfathomable incident introduces a genius engineer to dangerous secrets of the world — and to a woman from the future who's come looking for him.

With the help of a gutsy female detective, a prosecutor who has lost the ability to feel empathy tackles a murder case amid political corruption.

A privileged woman, whom grew up with everything and nothing to care for, looses her child and realized how much she loved her child and goes on a long journey of praying in prostration to the Buddhist Temple to clear her sins.

At Korea's top university medical center, ideals and interests collide between a patient-centered ER doctor and the hospital's newly-appointed CEO.