Throughout the season, Tommy constantly had hallucinations of his dead wife Grace where she's trying to convince him to die by suicide. We also learn that Tommy's mother and grandfather have also killed themselves.

Why does Tommy Shelby see Grace?

Tommy Shelby (played by Cillian Murphy) was heartbroken when Grace Shelby (Annabelle Wallis) was killed on the orders of Vicente Changretta (Kenneth Colley). The Peaky Blinder has never forgiven himself for her death and began to see visions of her in season five as his mental health deteriorated.

Does Tommy really love Grace?

Grace and Thomas Shelby in Series 3 By the end of Series 1 she and Thomas Shelby became lovers, but she eventually leaves for America, urging Thomas to come with her. ... When she comes to London, she meets Thomas and they make love.