Reunion follows the story of a group of former high school classmates who gather for their 20th reunion at a remote and opulent mansion in the countryside. As the snowstorm intensifies, the guests find themselves stuck in the mansion with no way to leave. Tensions and old rivalries resurface as the group attempts to make the best of the situation.
During the night, one of the guests is found murdered, sending shockwaves through the group. With no way to contact the outside world and a killer among them, the guests must work together to uncover the truth and unmask the murderer before it's too late. As they search for clues and motives, dark secrets and betrayals from the past are revealed, leading to a gripping and suspenseful climax.
The film weaves together elements of mystery, thriller, and drama as the characters navigate the treacherous terrain of their own past while facing the very real danger in their midst. With its isolation, high stakes, and a web of complicated relationships, Reunion keeps audiences on the edge of their seats until the very end.