When Jihyo decided to leave Running Man, the other members had no idea as of why. Out of everyone, Jongkook, who has been thinking he knew Jihyo a lot better these days, is determined to find her real reason. Can they discover something on the way or is it the end of their 10 years of friendship?

Our beloved Sparta and Ace have been hiding their budding romance from everybody for a while. They plan to reveal their relationship after Jihyo's latest drama film ends. But will everything go smoothly for them? Can their relationship last through anything? 

Kim Jong Kook, 44, CEO of JK Group. His employees knew him as the strict, discipline, scary CEO. Song Ji Hyo, 39, famous model and actress. Known as the sensational public figure and a scandal machine. Almost always appeared at the headlines of a questionable story. What if Song Ji Hyo is given the chance from her agency to be the face at JK Group? Will she be able to work under the Sparta-like CEO?

Series of Oneshots with Kim Jong Kook's possible futures with many possible women. Some pairings will have multiple one-shots or chapters dedicated.  As Jong Kook is a faithful man, I will NOT be writing multiple-women pairings unless it is really compelling or dramatic. (Super Unlikely!!!)

In the year of 2010, Jihyo wanted to spend her time alone in Los Angeles before marrying to someone else who she didn't love. She unexpectedly met and fallen in love with a city man, Kim Jongkook. He felt the same for her. Before they could confess to each other on Christmas Day, her fiance showed up and took her away. 10 years later, they meet again...  

Under the influence of soju, a contract is written between the desperate Mr Muscular and the drunken Ms Forty. Would they be able to abide by the agreed contract or would they scrap their plan?

A Kim Jong Kook 45th Birthday one-shot based on the author's imagination.

Like the majestic multi-coloured bow of the bridge-like arc that was drawn in the sky containing a spectrum of colours, often gathering the attention of the others, Kim Jong Kook fathomed that Song Ji Hyo has an array of personality embedded in her.

It's not easy being a secret couple. Especially when you have to work together. Especially when there's another girl competing with you. True he is your boyfriend. But for how long? Who could promise you that he'll never change? That's what have been playing in Ji-hyo's mind these days. And situation after situation didn't help curing her insecurities. Will Jong Kook manage to hold onto her heart till the end?  

How does Jong Kook react to Ji Hyo’s muscle tee?

For once Song Ji Hyo remembered their anniversary, yet Kim Jong Kook failed to turn up. Was there a good reason for his actions or was he going to not the ‘one man’ he was?

O N E - S H O T     It is Running Man's 700th episode and Kim Jong Kook's last episode with them. Song Jihyo needs to confess her feelings to him before it is too late. What would happen?

Jong Kook and Ji Hyo have been dating for quite a while already. However, until they decided to settle down, they would not announce their relationship. How would they continue to hide their relationship in front of the camera, especially when they are so in love with each other?

Are there more pros or cons to dating secretly? One of the great advantages is there is more privacy, but the disadvantage? You would have to be a tiger tamer – especially when you are dating a tiger, a very jealous one.

They are supposed to attend the Running Man Fanmeet in Taiwan for 2018. But they couldn't fly together due to individual schedule. Will they still enjoy each other's companion within their limited times?

He kept everything inside him. Everyone knows Jong Kook is a very reserved person. He doesn't like to share his personal life especially when it's related to love and woman. But when one woman makes his feelings almost explode, he felt like he's going crazy since he could only talk to himself. Will he be able to to confess? How long can he keep it to himself?