It's unethical to steal someone else's property.
Macy,a poor woman, is cleaning her wealthy clients bathroom when she notices a purple eye shadow pallet stacked underneath twenty other pallets.
Macy wants the eyeshadow pallet.
Macy looks up the pallet on an online marketplace and orders a lightly used pallet for cheap.
Macy slips the eyeshadow pallet into the pocket of her pants and takes it home with her.
Macy buys more makeup from that seller in the future.
Macy is fired when her employers see the security footage of her stealing the pallet.