Car Mai saw in her dream below the street outside of Cas' shop: 

{{https://i.pinimg.com/564x/70/ce/f9/70cef94a62f5b45fd2f7f36e306f296a.jpg}}

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Chicago Department of Public Works (DPW) sewer workers: 

{{https://i.pinimg.com/564x/2e/27/e1/2e27e1c6e24c56606e2e573d3d63cdbf.jpg}}

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