Possible Clues:

• One held without women in Plymouth landmark
• One held a multitude this time
• Prisoner
• One held clothing, obscuring label
• Jack's Mannequin song about holdup victim?
• MC has a say over one being held
• Security label placed inside socks, say
• Kidnappee, at times
• Many get old in captivity
• Someone with secure accommodation having floor at back of house