Changretta takes over Solomons then came to Birmingham to take over Shelby Company Limited where he knows that Arthur's death had been faked. Later, Polly tries to convince Ada to forgive Thomas. A PEAKY Blinders deleted scene has explained why Polly Gray betrayed Tommy Shelby in season 5. When the war against Mafia is over, and Thomas' mental illness' back, It's Polly who tells him to shake hands with the devils and walk past them. The Sun website is regulated by the Independent Press Standards Organisation (IPSO). Before going to Epsom, Polly lays cash in front of Michael, telling him to take the money and start a new life for himself in London, away from the "Birmingham life", which is what she should have done at the start, but now has business to attend to. She is glad to hear that all is not lost as Shelby Company Limited has diversified its portfolio and has investments around the globe. Which means, Michael was willing to betray Tommy for real when going along with Polly's 'pretend plan' to betray him. Polly makes things clear, she changes because she realizes "when you're dead already you're free." Polly fires her gun at the ceiling in impotent rage before heading out on a bender of epic proportions at the newly re-opened Garrison Pub. Michael knows his mother's plot but he chooses not to tell Thomas because he chooses his mother. He wants Thomas to blow up the train and wants the Russians' jewels including the Faberge Egg. They're both Gypsies, widows and criminals. Peaky Blinders season 4 start time: How many episodes are there? ... Tommy Shelby is in a precarious position as Season 5 of Peaky blinders unfolds. She is also present when he is questioned by Tommy and Arthur at the Garrison, pleading with Tommy to take it easy on him as she believes him to be telling the truth; nevertheless Tommy and Arthur are both hard on Michael despite Polly's plead. When business is over, Thomas calls the family meeting and tells them the police have issued warrants for the arrests of Arthur, John, Michael and Polly. She quickly becomes affectionate with him, devoting her life to him and introducing him to the family business and the Peaky Blinders. What do you say? Moreover, she's back to help him because of Michael. It's her oldest nephew Arthur, who's attacked, his funeral's set latterly. In the war against the Changrettas, Polly tells the boys to compromise but Thomas does not. Polly has become withdrawn and depressed and visits a medium because she had a dream about her daughter. While he's painting, he divulges that his main objective for seducing her. Even being threatened by Polly holding a gun to his head will not move Thomas.