In the year 2023, Lucas, a young police officer, discovers evidence of an unsolved crime from 1983. The case is connected to his father, a retired officer who carries the burden of not preventing the murder. Determined to solve the mystery and bring the killer to justice, Lucas races against time. Meanwhile, he stumbles upon a powerful invention—a time machine that might be misused by a company. However, delving into this complex case could lead to unforeseen consequences for Lucas and everyone around him.