Over a slice of chocolate cake, a mother (Yuh Jung Youn) and daughter (Jung Yu-mi) tensely discuss the good-for-nothing relative whose money troubles have brought them to the seaside town of Mohang. For now they have nothing to do but wait, so the younger woman, Mihye, composes a list of goals for her involuntary vacation — a list which she seems to fulfill almost accidentally, as she and her mother wander, eat, drink, and meet with fate, here in the form of a clumsily flirtatious film director (Joon-Sang Yoo).
作为台湾某个高三补习班的学生,明贤(马志翔)因为爱上不该爱的(心已属他人的)静芬(黄嘉千),在人生的十字路口选择与他的同龄人背道,慢慢走到无路可退的境地。作为他的好朋友,启文(范植伟)在作过各种形式的“拯救”努力后,发现他俩的青春并没简单到每日清晨可以安心去小食店喝碗咸 豆浆,而似断了弦的吉他,于是决定陪他放弃联考。启文的决定令他失去女友,亦失去对自我生命的自信。当他以为跌倒了再也站不起来时,却因为楼下的神秘女郎又有了勇敢的二十岁。而经过与神秘女郎的短暂相处,启文更深地了解到生命的多样和残酷,晓得原来自己亦可给人以快乐、满足和希望,懂得生命中不可或缺的那剂佐料是由坚持和乐观搭配而成。