Mizuki feels a warm filling fill her insides at this answer. She raises a hand to him, which he meets mid-air with a slap from his own hand.
"To friends!" Mizuki exclaims, giggling at the lightness of the situation and the funniness of it all. Mizuki likes this, a lot more than plain gratitude or a myriad of confused emotions twisted into one.
Right now, she feels happiness, and to her, it feels too impossible to do so. Happiness is difficult to define and in the subconscious one we keep to ourselves, it's an emotion so raw that experiencing just peeks of it between pcockets of tense times is ostensibly surreal.
Brandon, whose face has gone red from laughing and somewhat crying, yells out confidently in response, "To friends for life."