Money for old rope he thought with a spring in his step, a smile in his eyes and a natural charm that could bend spoons.

Look, take the old girl standing before him. She was probably late 70’s, purple rinse and a threadbare cardigan; the perfect prey.

This one was definitely a double glazing candidate. He twinkled at her.

‘Hello my love,’ he grinned, taking a step forward to invade her territory and get himself nearer the doorway, ‘I was just passing and I noticed the shocking state of your windows. They are leaking heat everywhere. It’s not good for you, or the environment.’

He was warming up.

‘Let me give you my details.’ He quickly passed across a card; she barely had time to register the name before he continued. ‘Have you thought about double glazing?’

He leaned forward and, touching her shoulder guided her out of the door, pointing dramatically at the sorry state of the wooden windows.

‘It’s shocking how bad the surrounds are,’ He pushed further on, ‘literally falling apart. You want to get them seen to. Now, I can help you, perhaps a minute of your time?’

He positioned himself behind her and gently, but forcefully pushed her inside.

She turned to close the door.

Her suddenly elongated canine teeth shone bright white in the sun and red eyes flashed with hunger.

The door clicked shut..