Maria is a woman who works at a store selling fishes to maintain her daughter luchi who is mentally ill, but suffers so many problems with blanca, her old friend now her boss and the owner don ramon, blanca and ramon make up a plan to get rid of maria, they put a knife in her purse and makes as if she stole it, maria gets suspended for 2 days when she returns, she sees her position is no longer hers anymore, she starts ripping of the papers, blanca sees her, comes insulting her and maria kills her by stabbing her in the chest leaning her on the vegetables