He wants to tell her that won't happen. If they stick together, they can protect each other, they'll figure it out. The memory of his bandmates stops him from the hollow reassurances: people can vanish in an instant, under the guise of being "fired."

Finally, his hands stop moving over the strings, and Greg reaches over to put an arm around her shoulder. There's no promises he can make for the future, but he can be here right now.