Complicated story about love,family,work and school. There are always problems in our lifes,can love made them less hard to take?Kim Donghyun:age 26 He has a new start.He got new job,this time in high school,a little to late he got that was bad idea.Shim hyunseong:age 18 He is smart,good child,had the best result all the time.Lee Jeongmin:age 17 He want to live easy,fun life.Act like he's always don't care.Jo Yo