Episode 1
A man with a shadowy past claims to be a devoted father, but doubts arise as his dark history is revealed. A traveller returning from Vietnam has something concealed in her clothing.
Episode 2
A cookery student from India finds himself in hot water with Border Force officers. Biosecurity makes an alarming discovery in boxes of food from Indonesia.
Episode 3
A French party-goer is lying to officers... and they need to find out what's he's hiding. A woman from Vietnam has something dangerous hidden in her jewellery box.