What would be a metaphor for a "Twisted past"?

What could you use as a metaphor for someone whos past is one they wish never to return to? For instance John Wicks past. or:What could you use as a m

What could you use as a metaphor for someone who's past is one they wish never to return to? For instance John Wick's past.

or:What could you use as a metaphor for someone who's past is one they wish never to return to? For instance John Wick's past.

or:A figure of speech is a departure from the normal patterns of language for the purpose of emphasizing something. The simplest figure of speech is the SIMILE. A simile emphasizes a similarity of two things by merely saying it: \"You are like a dog\

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