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.
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.
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.