Signal (2021)

Plot

Two childhood pals face the ultimate test of their bond when they decide to construct a radio capable of reaching beyond the stars. As they tinker with wires and dials, their dream of making contact with the unknown begins to blur the line between imagination and reality. But the closer they get to their celestial goal, the more their connection to each other is strained, forcing them to discover whether their friendship can survive the very signal they’re so desperate to send.