Thirty seconds shouldn't sound as daunting as it does, but he tries not to think about it too hard. Tries to remember the same breathing techniques that he was using earlier to keep himself from panicking and just giving up. It's only thirty seconds, get yourself together Ianto. Pull it off, impress him with your effort. (Not that thirty seconds of floating is very impressive but it's the thought that counts.)

"Thirty seconds," Ianto agrees, steeling himself to do this. "Right. Okay. Think you could... Help me get started again?" He isn't sure he needs quite the same pep talk but he guarantees that if he tries to just lay back in the water it will be a no go.

He lets out another breath, and a shaky laugh besides. "You know, most people's reward would be the nude beach," he muses aloud. "I wonder what that says about me..."