Jack gives him a curious look at the unexpected blush, which grows into a wide smirk as he reveals the reason. "Oh, yeah?" he teases, and leans back, grinning up at the blue, blue sky. "Heh, we make quite a team, don't we, he and I? I finally got you into a swimsuit, and he just as quickly got you out of it!"
He offers out his arms as Ianto nudges closer, still mostly submerged in the water, enjoying the slick warmth of it, and the smooth sand beneath his toes. No pool, in his mind, could compare to this.