Shining Armor settled into the hot tub next to Thorax. "Ah... Nothing hot water to make your troubles melt away."

Thorax cocked his head. "Oh, this isn't water. I'm practicing transforming my lower half into an elemental."

Shining tensed. "You mean–"

"You're inside me."

"AAAHH!!"

Author's Note

Suggested by @Zyrian150

Full prompt: Thorax and Shining, chilling in a hot tub, five feet apart cuz...oh wait....