Dorothy Alexandra Hoyle was the mother of Charlotte Hoyle, an unexpected accomplice in John Stape's fumbling plan to steal the identity of emigrating teaching colleague Colin Fishwick and thus be able to re-enter the profession from which he was banned due to his criminal record. Charlotte, who knew both men, found out about the deception and loved the "living dangerously" aspect that it brought to their lives. Tragedy struck though when the real Colin returned from Canada and found out what was going on. In a heated argument, he collapsed and died, and was buried by John and Charlotte under building works at Underworld. Charlotte, in love with John, started to pester and stalk him and he had no option but to try and carry her along. Invited - or rather summoned - to her house, he was stun