The paedophile suspected of snatching Madeleine McCann allegedly told his British then-girlfriend he had "a horrible job to do" shortly before the girl vanished.
Christian Brueckner's former partner later asked him if he abducted the three-year-old and he warned her "just don't go there", it is claimed.
German prosecutors believe Madeleine is dead, and Brueckner is suspected of kidnapping the youngster from her family's holiday flat in Praia da Luz, Portugal, on the night of May 3, 2007, and murdering her.
Prosecutors in Braunschweig said they have some evidence that Madeleine is dead but they do not have enough to charge the 43-year-old suspect.
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