Eun-hee is an actress whose acting is poor, but she also plays in her real life. Her performance full of lies helps her feel she creates different personalities each time she dates separate men. Eventually a pack of her lies is tangled up and everything is about to be messed up. Ryohei, a Japanese writer, visits Seoul for his book launch party. He often writes a story pushing c...。成功白领林真心(陈乔恩 饰)因被上司压迫、下属吐槽,陷入了少女时代的深深回忆。原来曾是平凡少女(宋芸桦 饰)的真心有着一段爆笑却有充满甜蜜的初恋回忆。少女真心曾经暗恋校草欧阳非凡(李玉玺 饰),却总是不敌校花陶敏敏(简延芮 饰)的魅力,令她苦恼不已,一次意外却让她与校霸徐太宇(王大陆 饰)组成了“失恋阵线联盟”,他们势要夺爱,上演了一幕幕生猛、搞笑的青春趣事,而在相处中两人的情感也发生了微妙的变化……若干年后,来到成人世界的林真心又能否重拾初心呢?。