When Nessie spreads her fingers at him, Jason shrugs, muttering something about how phones can be cleaned... but it seems like Donna's beat him to it. Or rather, beat him to an even better idea. He moves aside at her prompt, standing by awkwardly as Donna cleans the blood off of Nessie. He doesn't acknowledge Donna's apology, assuming it's meant for Nessie, and instead says,

"We're all stubborn. Kind of the defining trait of the cape and cowl crowd, isn't it?"