Twenty years after Frankie Muniz completed seven series of the sitcom Malcolm In The Middle in the title role, he reprises the character for a heartfelt reboot. Malcolm (Muniz) has distanced himself from his overbearing parents Hal (Bryan Cranston) and Lois (Jane Kaczmarek) to concentrate on raising his own family. He lives with his girlfriend Tristan (Kiana Madeira) and daughter Leah (Keeley Karsten), far removed from the traumas of the past. When his parents throw a party to mark their 40th wedding anniversary, Malcolm reluctantly returns home with Tristan and Leah in tow