[Tsuna lets out a relieved breath when he sees the smile and hears Akito's words. You had him worried there for a moment!]
O-Oh. Well, uhm... [He trails off and his gaze can't help but drop to Akito's mouth. He leans down slowly, pauses, then moves the rest of the distance to place a sweet and chaste kiss on the other's lips. He would have done it with or without the bot around but he appreciates it's presence. FOR ONCE]