Those sudden appearances make her hearts beat faster every time.

Her smile widens and she reaches for his hand. Jenny thinks, for a moment, that they should run because, well, it's fun. But a wary voice in her head tells her it is far better to walk like a normal... well, whatever.

"I'm so going to swim circles around you," Jenny states happily as they begin to walk down the corridor of the station, following the arrows leading to the pools. "Just you wait."