Yun-woo Kim works as a low level civil servant in a district office. Although he is thirty, he is still innocent for his age and has been on numerous unfruitful blind dates in search of a suitable wife. After moving to a new place, he runs runs into Soo-yong Han, a high school student who lives downstairs. Soo-young Han is a cheerful and eccentric eighteen-year-old who lives with her mother that acts like a princess.

Meanwhile, Sook Kang has just started to work at the district office straight after graduating from high school and falls head over heels for Ha-kyuing Kwon, a melancolic woman who always smokes in the same spot, becuase of her beautiful smile. Ha-kyung is still holding onto an old flame and keeps on looking for traces of that love every day. Sook Kang continues to keep wooing her, irregardless of her living in the past. Can their futures lead to a happy ending?

Clever high school girl Ye Won falls into an unlikely relationship with the wealthy and arrogant Eun Seong.

The king of the school, Eun Seong is quick with the fist and insufferably rude, but Ye Won realises that beneath his tough exterior, he is struggling to overcome the shadows of his past.

Based on Guiyeoni's novel.

Joon-soo is a tough 18 year old high school kid that loves to cause trouble. He often gets in fights, once with 17 other guys, but always comes out as the victor. Then one day Joon-soo's parents decides to go out of town. Joon-soo decides then and there to throw a party at his parent's home. He then goes shopping for groceries and comes upon an unexpected surprise. A little toddler sits in a shopping basket wearing the name tag "Han Wooram" and points to Joon-soo as his father!

He then takes the baby home and tries to find the baby's real parents. When he can't find the parents, Joon-soo even tries to abandon the baby but always fails. He then takes the kid to school which causes further scandal and a suspension. But during this time an unexpected event occurs between Joon-soo and Woo-ram…