一张中奖彩票给这对夫妇带来严重后果：他们开始预谋杀死对方独吞奖金。
25年前，高中生任娜美（沈恩京 饰）一家从全罗道搬到汉城，娜美入读真德女子高中，因方言浓重怯于开口的娜美幸运的得到了同班大姐头夏春花（姜索拉 饰）的维护，并与围绕在夏春花周围的执着于双眼皮的金玫瑰、满嘴脏话的黄珍熙、梦想成为作家的徐金玉、要成为韩国小姐的俞福姬以及沉默傲慢的美人郑秀智等五人结识。在一次和不良少女团对决之后，春花和娜美等七人组成了“Sunny”团体…… 多年以后，家庭主妇娜美在去医院探望母亲时偶然重逢了身患绝症住院的春花，后者希望在生命的最后两个月内，能够再见当年的Sunny成员。娜美找到金玫瑰，两人委托私家侦探寻找当年的同伴，而那些关于青春的回忆，也在一个个熟悉的名姓后面再次被唤醒。
Dongnan, a 58-year-old long-time employee at a restaurant, is known for his "Chao Geng" (slacking off) tactics. Despite working for many years, his career has stagnated due to his unreliability and arrogance, leading to his demotion as a security guard. At home, he frequently argues with his wife and is neglected by his family. Dongnan has always dreamed of becoming his own bos...
玛芙选择了波希米亚式的生活态度，只是命运处处与她作对。某天她得知可能被迫搬家后，决定要走出一条新的职涯路线，但万万没想到会和老板有一场呛辣邂逅。
