After defeating Owen Shaw and his crew and securing amnesty for their past crimes,[N 1]Dominic "Dom" Toretto, Brian O'Conner and the rest of their team have returned to the United States to live normal lives again. Brian begins to accustom himself to life as a father, while Dom tries to help Letty Ortiz regain her memory. Meanwhile, Owen's older brother, Deckard Shaw, breaks into the secure hospital that the comatose Owen is being held in and swears vengeance against Dom and his team, before breaking into Luke Hobbs' Diplomatic Security Service (DSS) office to extract profiles of Dom's crew. After revealing his identity, Shaw engages Hobbs in a fight, and escapes when he detonates a bomb that severely injures Hobbs. Dom later learns from his sister Mia that she is pregnant again and convinces her to tell Brian. However, a letter bomb sent from Tokyo, explodes and destroys the Toretto house just seconds after Han, a member of Dom's team, is killed by Shaw in Tokyo. [N 2] Dom visits Hobbs in a hospital, where he learns that Shaw is a rogue special forces assassin seeking to avenge his brother. Dom travels to Tokyo to claim Han's body, and acquires personal items found at Han's crash site from Han's friend, Sean Boswell.