Celebrity guests are split into two teams to compete in various contests. One guest, known only to himself, is designated the "X-Man", and does his best to cause his team to lose the contests. At the end, all guests try to determine the X-Man's identity.

A man has the intelligence of a 7-year-old due to an accident. Han Yoo Jung is a woman with a bright and positive personality. She aspired to become an announcer, but her poor family background made her give up on her dream. She now works hard to support her family. She also lives in atonement for her fraternal twin sister's wrongdoings.

Lee Young Kook is a widower with three children. He still hasn’t gotten over the death of his wife. He decides to hire Park Dan Dan as a live-in tutor for his kids and he becomes attracted to her. Meanwhile, Park Dan Dan has bright and positive personality despite her harsh situation.

Young Shin is in her 20's and she was born with a cooking talent for traditional royal cuisine. She gets involved with people, including Kyung Soo, who cares about her.

To regain his place in Heaven, a mischievous angel must find love for a cold-hearted ballerina – but he ends up falling for her.

Barefooted Friends is a South Korean reality-variety show; a part of SBS's Good Sunday lineup, along with Running Man. It was first aired on April 21, 2013. The show is an "real outdoor hardship variety"; a spin on typical outdoor variety shows. The members experience "real happiness" with others through challenges. The words, Barefooted is supposed to mean essence, sincerity, and real hardships, where as Friends not only represents the cast, but the people that are met as well. It has garnered attention as being the come-back program for Kang Ho-dong, the main MC of the program, after leaving Good Sunday's X-man in April 2007.

A coming of age story about young people in their twenties and the problems they face in university. Nam Soo-hyun and Yeon Joo, two boys with contrasting personalities, unexpectedly become friends when they work on a project together.