Plot: KO One is a 2005 Taiwanese drama starring Jiro Wang, Calvin Chen, Aaron Yan and Danson Tang. It was produced by Comic International Productions and Gala Television, it was first broadcast in Taiwan on cable TV Gala Television Variety Show/CH 28 on November 26, 2005 to May 27, 2006. Wikipedia
Plot: A cold 30-year-old woman wakes up one day as a 17-year-old once again. Back in high school, she finds she has a second chance at the life she always wanted.
Plot: A group of unruly high school teenagers struggle with choosing the right path: wreaking havoc, facing bullies, and dealing with turbulent lives outside of class.