秉持着“损(👷)友”原则(zé )厮混多年的青(🐌)梅(🍩)竹马(🌰)卢嘉嘉(jiā )((🕟)李婷婷(tíng )饰)和年孟宇(刘(🎹)芮麟饰)在高(gāo )中毕业后一起去(qù )上(shàng )海(📿)读医(yī )科大(dà )学。年(🌗)孟(🏇)宇(♑)凭借(jiè )自(zì )己(jǐ )的(⚫)经济头脑(nǎo )和(🎩)家庭关系开(kāi )始(🕯)在校创业,财迷卢(lú )嘉嘉则为给异地初(chū )恋(🥞)男友买手(shǒu )机(🙁)变身年孟宇“御(🕕)用(🤯)会计”顺(🔊)便兼职“拾荒(🧚)”。之(zhī )后卢嘉(🚨)嘉认清感(gǎn )情决定分(fèn )手,年孟宇却被学(🗞)校的(de )古典美女(🏂)孙(🙌)晓慧(huì )(肖雨(yǔ )饰)吸引。孙晓(xiǎo )慧作为情场(chǎng )高手玩弄(🚻)年孟宇于(yú )股(💠)掌,在(🏯)卢嘉嘉的帮助下才认清真(zhēn )(🕯)相(xiàng )(🌮)。此(cǐ )时,卢嘉(jiā )嘉的代课学长姜枫喜欢(huān )上卢嘉嘉(➡),年孟(mèng )宇也渐渐意识到(🌪)自己对卢(💹)嘉嘉的(de )感(😝)情。非(🙎)典的意外到来让(🔍)三人开启同居生(shēng )活,姜(jiāng )枫向卢嘉(jiā )嘉表(biǎo )白(🏃)却被拒绝。年(🌂)孟(mèng )宇终于(yú )(🐖)意(🆙)识到和卢嘉嘉多(duō )(📞)年(nián )损友背(bèi )后的爱情(qíng )真相