d to a cure.РThe trio make their way to their destination through hordes of infected, but find that the Fireflies there have been killed. Tess reveals she has been bitten by an infected; believing in Ellie's importance, Tess sacrifices herself against pursuing soldiers so Joel and Ellie can escape.РJoel decides to find Tommy, a former Firefly, in the hope that he can locate the remaining Fireflies. With the help of Bill, a smuggler who owes Joel a favor, they acquire a working vehicle.РDriving into Pittsburgh, they are ambushed by bandits and their car is wrecked.РThey ally with two brothers, Henry and Sam; after they escape the city, Sam is bitten by an infected but hides it from the group. As his infection takes hold, Sam attacks Ellie, but Henry shoots him and mits suicide out of grief.