"Tell me about the hearing boost," Ellie requests immediately, leaning in. Hearing is something she and Joel have always employed, and if she were able to enhance hers, it might compensate for the damage that's been done to her eardrums due to many, many bullets fired at close range and in enclosed spaces.

Ellie's is sharp, but if she's able to take it to superhuman levels, it'll give her an enormous advantage.

"And the invisibility."