电影《这场初恋纯属虚构》讲述了高中生仓科泉（饭沼爱饰）的初恋故事。有一天，班上传出了一个关于转校生祖父江广树的传闻，他被描述成了一个不得了的帅哥。然而，祖父江从第一天开始就没有出现过，仅在黑板上写着他的名字。学生们开始幻想他是一位偶像，女生们对他充满了美化的幻想。

某天，班主任委托泉把作业送到祖父江家。在祖父江的家里，他的母亲突然拜托泉做他的朋友。由此，泉获得了祖父江的LINE账号，并开始瞒着班上的同学与他交流。

在虚幻的幻想中，泉和祖父江展开了一段异于常人的初恋。两人并未见过面，只是通过线上交流产生了特殊的感情。泉在对祖父江的幻想中，将他塑造成了自己心目中完美的形象，而祖父江也对这份虚构的初恋感到兴奋和迷惑。

《这场初恋纯属虚构》不仅是一部浪漫的爱情故事，更探讨了青春期少年少女在爱情中产生的幻想和错觉。初恋常常充满了憧憬和遐想，人们会因为一份虚构的爱情而感到心动和迷茫。影片通过虚实交错的故事情节，揭示了人性中对美好事物的渴望和追求。

电影《这场初恋纯属虚构》带给观众无尽的遐想和感动，引发观众对于初恋记忆的共鸣。爱情的虚幻与现实交织，为这段初恋故事增添了更多的情感层次。通过泉和祖父江的线上交流，观众也可以思考现代科技与感情之间的关系，以及线上虚拟空间中的情感交流所带来的影响。

《这场初恋纯属虚构》将观众带入了一场充满浪漫和幻想的初恋之旅，为观众呈现了一段青涩而又美好的爱情故事。影片中泉和祖父江的交流让人陶醉其中，感受到了初恋的甜蜜和纯真，也让我们对于那些虚构中的美好初恋时光心生向往。

The movie "This First Love Is Purely Fictional" tells the first love story of high school student Izumi Cang Ke (played by Ai Iinuma). One day, there was a rumor in the class about Jiang Guangshu, the transfer student's grandfather, who was described as an incredibly handsome guy. However, grandfather Jiang has not been seen since the first day, only his name is written on the blackboard. The students began to fantasize about him as an idol, and the girls had glorified fantasies about him.

One day, the head teacher entrusted Quan to send homework to grandfather Jiang's house. At the home of his grandfather Jiang, his mother suddenly asked Quan to be his friend. As a result, Quan obtained his grandfather Jiang's LINE account and began to communicate with him without telling his classmates.

In the illusory fantasy, Quan and his grandfather Jiang have a first love that is different from ordinary people. The two have never met, but developed a special relationship through online communication. In Quan's fantasies about his grandfather Jiang, he shaped him into a perfect image in his mind, and his grandfather Jiang was also excited and confused by this fictitious first love.

"This First Love Is Purely Fictional" is not only a romantic love story, but also explores the fantasies and illusions of adolescent girls and boys in love. First love is often full of longing and reverie, and people will feel moved and confused because of a fictional love. The film reveals the desire and pursuit of beautiful things in human nature through a storyline intertwined with reality and fiction.

The movie "This First Love Is Purely Fictional" brought endless reverie and touch to the audience, and aroused the audience's resonance with the memory of first love. The fantasy and reality of love are intertwined, adding more emotional layers to this first love story. Through the online communication between Quan and his grandfather Jiang, the audience can also think about the relationship between modern technology and emotion, as well as the impact of emotional communication in the online virtual space.

"This First Love Is Purely Fictional" takes the audience on a journey of first love full of romance and fantasy, presenting the audience with a youthful and beautiful love story. The exchange between Quan and his grandfather Jiang in the film makes people intoxicated, and feels the sweetness and innocence of first love, and it also makes us yearn for those beautiful first love times in fiction.