Contagion/Heartwarming

Near the film's end, Mitch goes out to buy a dress for Jordan and sets up a private prom night for her and Andrew after he gets his vaccine.
Also Dr. Cheever giving the vaccine to the Janitor's young son.
Dr. Hextall's scene with her infected father.
In a final act of selfless kindness, Dr. Mears gives her blanket to the man next to her before she succumbs to the infection.