This drama is adapted from the novel and comic book - My Love from Tomorrow (내일의 으뜸) - and tells the fantasy love story between a top male star who unfortunately ends his life and a woman who travels back in time to save him.Co-directed by directors Kim Tae-yeop and Yoon Jong-ho, "The Goddess Arrives" is written by screenwriter Lee Si-eun.

Lin Shu, an ordinary unemployed student who is about to graduate from college.She has a secret, that is, she hides her identity as a fan of Yoo Sun Jae, the fifth member of the idol group "Potato Pancake", and plays the role of an ordinary person.

However, in a breaking news, Ryu Sunjae, a member of the idol group "Potato Pancake", passed away!Lin Su was deeply in grief.However, one day, she accidentally picked up a pocket watch and traveled back in time six years ago...

Now, Lin Su is wearing gray pants, a white shirt and a beige knitted vest.No matter if you squint your eyes or look with your eyes wide open, the person in front of you is Shanzai."Sunjae, it's really Sunjae! I finally see you with my own eyes!" High school student Yoo Sunjae, whom she had only seen in photos before, was now in front of her.This may be an opportunity, and it is also an opportunity for Yoo Sun Jae to no longer be troubled by bad luck as the fifth member of "Potato Pancake".Yoo Sun Jae, who accidentally ended his life at the age of 23 because he took the wrong cold medicine, now has a chance to be reborn as an 18-year-old young man.She has only one goal: to save Yoo Sun Jae!

Back in the past, in order to save the person she loved most, Lin Su started her arduous journey alone.