Simon Spier, a seventeen-year-old teenager, leads an seemingly normal life at his high school. However, he harbors a big secret: he is gay and has not yet come out of the closet. Everything changes when a mysterious classmate, under the pseudonym Blue, posts a message online about his own struggle with sexual identity. Simon begins an email exchange with Blue, developing a deep connection while trying to figure out who this boy is with whom he shares so much.
The situation complicates when a classmate discovers the exchange and threatens to expose Simon's secret to everyone. Now, Simon must navigate the complicated paths of friendship, family, and love while trying to protect his identity and simultaneously find the courage to be honest with himself and those he loves. As he faces the pressure of coming out, Simon realizes that love can be found in the most unexpected places and that, at the end of the day, the most important thing is to be true to oneself.
With a touch of humor and emotional moments, this poignant story reminds us of the importance of authenticity in a world full of expectations. Simon embarks on a journey of self-discovery that will not only change his life but also the lives of those around him.