电影《蓝宇》讲述了陈捍东和蓝宇之间的爱情故事，这段爱情起源于一次性交易。当时，蓝宇是一个被生活逼迫而决定出卖自己身体的清纯大学生，而陈捍东则是一个惯于玩弄感情的花花公子。虽然陈捍东对蓝宇产生了特殊的感触，但他仍然认为蓝宇只是他众多玩伴中的一个。然而，随着两人交往的深入，陈捍东渐渐发现自己的心已经被蓝宇填满。然而，他不敢确定自己的感觉，试图通过与女人结婚来证明自己的“正常性”，直到最终证实这只是一场错觉时，蓝宇早已消失在茫茫人海中

真正的爱情故事总是令旁观者感叹不已，无论是异性之间还是同性之间的爱情。而那些令旁观者感动的爱情，往往与勇敢、坚定、纯真等简单而难以拥有的品质联系在一起。蓝宇和陈捍东正是那种稀有的人，他们的爱情因此显得珍贵。

蓝宇是一个敢于追求真爱的年轻人，尽管他在生活中受到了很多困扰和压力，但他并没有放弃对爱情的信念。他选择了用自己的方式来生活，尽管这可能与社会的常规观念相悖。他的勇气和坚持打动了陈捍东，让他渐渐发现自己对蓝宇的感情超越了表面的玩乐。

然而，陈捍东曾试图用与女人结婚来否定自己与蓝宇之间的感情。这是因为他内心对于异性关系的社会认可感到困扰，对于自己的身份和性取向存在疑惑。然而，他最终明白，爱情并不是由外界认可来定义的，而是来自内心真实的感受。在他试图追寻证明“正常性”的过程中，他失去了蓝宇，而这让他痛彻心扉。

The movie "Lan Yu" tells the love story between Chen Handong and Lan Yu, which originated from a one-time transaction. At that time, Lan Yu was a pure college student who was forced by life and decided to sell his body, while Chen Handong was a playboy who was used to playing with his feelings. Although Chen Handong has a special feeling for Lan Yu, he still thinks Lan Yu is just one of his many playmates. However, with the deepening of the relationship between the two, Chen Handong gradually found that his heart had been filled by Lan Yu. However, he was not sure about his feelings, and tried to prove his "normality" by marrying a woman, until it was finally confirmed that this was just an illusion, and Lan Yu had already disappeared into the vast crowd

True love stories always amaze the onlooker, whether it is love between opposite sex or same sex. And those loves that move onlookers are often associated with simple but hard-to-have qualities such as bravery, firmness, and innocence. Lan Yu and Chen Handong are such rare people, so their love is precious.

Lan Yu is a young man who dares to pursue true love. Although he has suffered a lot of troubles and pressures in his life, he has not given up Faith in love. He chose to live his own way, even though it might go against society's conventional wisdom. His courage and persistence moved Chen Handong, and he gradually realized that his feelings for Lan Yu went beyond superficial fun.

However, Chen Handong tried to deny his relationship with Lan Yu by marrying a woman. This is because he is troubled by the social recognition of heterosexual relationships, and has doubts about his identity and sexual orientation. However, he finally understood that love is not defined by external approval, but by the true inner feelings. In his quest to prove "normality," he loses Lan Yu, and it breaks his heart.