一对(duì )好基友孟(🔨)云(🆓)(韩庚 饰)和余(🐌)飞(郑恺 饰(shì ))跟(🕸)女友都因为一点小(xiǎo )(🔧)事(shì )宣告分(🥈)手(🐉),并且“拒绝(🗼)挽回(huí )(🥩),死不认(rèn )错(🌫)”。两人在夜店、派对(duì )与交友软件(jiàn )上放飞人生第二(🎡)春,大肆庆祝“黄金单身(🏐)期”,从而引(yǐn )发了一(🗑)系列好笑的故(gù )事。孟云与女友同甘共苦却难逃“五年之痒”,余飞(🛑)与女(nǚ )友(🖲)则(zé )棋(qí )逢敌手相爱(🌊)相(㊗)杀无(wú )绝期。然而现(✋)实(shí )的(🏂)“打脸(liǎn )”却来(lái )得猝(🙀)不及防:一对推拉纠结零(líng )往(🧤)来(🔔),一对(duì )纠缠互怼全交代(dài )。两对恋人都将面对最终的选(xuǎn )择(🤘):是再(💝)次(cì )相见(jiàn )(🏉)?还(hái )(🍑)是再也(yě )不见?(🦇)