Try all of them...I suppose that's worth a try.

[Aiba joins her hands together and thinks a prayer. It ends being a little bit mechanical -- as if she was moving down a checklist. First a wish for him to move to a peaceful afterlife, then praise, then an apology for not having been able to do more. When she finishes, Aiba sighs and drops her hands]

...it's strange. I feel peaceful right now. Like I took a weight off my shoulders.

[Is this the power of praying for someone's sake? Maybe!]