When Customs is alerted that a plane from Viet Nam is carrying drugs, they have to search the entire aircraft and everyone on board. Two women students without much luggage give Customs a hard time. A detector dog may have discovered a deadly secret in a box shipped from the UK.

When Customs is alerted that a plane from Viet Nam is carrying drugs, they have to search the entire aircraft and everyone on board. Two women students without much luggage give Customs a hard time. A detector dog may have discovered a deadly secret in a box shipped from the UK.