A drama about the careers and love lives of urban professionals. It will tell the story of four men in their forties as they go through love, breakup, success and failure.

Kang Suk Ho is an ordinary lawyer who decides to teach a bunch of rebellious students. He promises to get five of them into their most prestigious college in the country.

On a dreary day Jini (Kim Sun-a) gets laid off by her boyfriend with the final note that he was only interested in making love to her but not in a lasting relationship. This triggers the girl’s curiosity about whether her past three lovers were also only after her favors. As a result Jini checks back on her previous boyfriends including Ku-hyeon (Lee hyun-woo), an advocate of strong religious beliefs, macho college lover Jeong-seok (Kim Su-ro) and inexperienced Yoo-in (Gong Yoo) who makes a living as wandering artist. Will Jini’s emotional journey be rewarded with sincere answers from her old admirers ? Find out as S-Diaryunveils its top secret material.

It revolves around a troublemaking high school student named Kim Kyung-soo who finds himself transferred to the last school that will take him, the prestigious Volcano High.

It's an institution whose students display an incredible talent in martial arts, with a few demonstrating even more mysterious psychic powers, notably Jang Ryang and Song Hak-rim.

Kim is drawn into fights between different clubs, a Manual that is told to hold great power, and a group of teachers that will do whatever possible to keep the students in line.