Kim Jung-nan

A variety show in which cast members will go to a South Korean landmark and play games there. There are several games to be played within the landmark and at least one of them has to do with the specific landmark and with running, hence the title Running Man. (imdb)

Lee Yeon was once the mountain guardian spirit (nine tailed fox ). During many centuries he lives his life in human form in search for the reincarnation of his lost first love and eradicates supernatural beings that threaten the mortal world. Meanwhile, Nam Ji-A works for TVC station as a PD of documentaries. She seeks out stories on the supernatural. Her parents were involved in a mysterious car accident and disappeared. She remembers a man that saved her in that accident. Rang, Lee Yeon's half

The series tells the story of Yoon Hyun-woo (Song Joong-ki), a loyal higher-up employee working for chaebol Soonyang Group, who was betrayed and murdered by a member of the Soonyang family to cover up a tax evasion scheme. Hyun-woo later wakes up in 1987 discovering that he has been reincarnated into the body of Jin Do-jun, youngest grandson of the Soonyang family. Using these circumstances to his advantage, he starts his revenge by plotting a hostile takeover of Soonyang Group. - wikipedia

Kyeong Ho hears of his father's death after living apart from him for a long time after his parent's death. He discovers that his father took a lot of bird pictures while he was going through his belongings. Then he discovers the young woman in his father's camera.

Unlike Ki Hoon, who is happily running a noodle restaurant with his mother in his hometown, Ji Eun, who has built a wall between herself and her home due to her desire to succeed as an idol singer, and who hurt each other rather than giving love to each other, are in conflict due to their mother's Alzheimer's, who they thought was still young. (mydramalist.com)