Everywhen is a gripping sci-fi thriller that follows the journey of a young boy named Finn, who must navigate through an alternate reality to save his little brother, Luke, from taking his own life. The film opens with the sudden disappearance of 3 billion people from all over the world, leaving a panic and chaos in their wake. Among those missing is Finn's family, except for his brother Luke, who is suffering from severe depression after the loss of their parents.
Desperate to save Luke, Finn takes a dangerous plunge into the multiverse, traveling through different versions of reality to find the one where his family is still alive. Along the way, he is faced with numerous challenges and obstacles, from navigating treacherous landscapes to battling fierce creatures and ruthless adversaries. He also meets other travelers like him, who have been separated from their loved ones and are trying to find their way back.
As Finn gets closer to his goal, he discovers a sinister plot behind the mass disappearance, and realizes that he is the only one who can stop it. Armed with his wits and an unwavering determination, Finn fights his way through the alternate realities, risking everything to save his brother and prevent a catastrophic event that could doom all of humanity.
In the end, Finn's courage and perseverance pay off, as he successfully returns to his own reality and reunites with his family. The film ends on a hopeful note, with Finn realizing that he is no longer alone in the fight to protect his loved ones and the world from harm.