At 125 kilos, we would forgive her for being clumsy but, on the contrary, Juliette Pomerleau rushes through life like a locomotive. During this long summer of Yves Beauchemin's novel, she overcomes a fatal illness, finds Adèle, the mother of an abandoned child she is raising, and revives the tenants of her building, the composer Martinek, who has lost all confidence in him. , and Clément Fisette, a young photographer who is not yet completely established. She will also find the time to oust her cruel sister Elvina, collect a one-legged bird and herself fall in love with Alexandre Portelance, ace vacuum cleaner salesman.