Joe is an overlooked cleaner by day, serial killer by night. When a copycat appears, Joe sets out to find him before the police do. Later, Joe has a chance meeting with a woman.
After surviving Melissa's attack, Joe is forced to rely on Sally's help. Later, Melissa issues Joe a challenge - find the copycat in two days, or she'll finish what she started.
As the clock ticks down on Melissa's ultimatum, Joe realises the killer he's looking for may be right under his nose. Joe sets a risky plan in motion to draw his target out.