Lance glanced pleadingly up at Blue, who allowed her pilot passage into her head. Lance crept inside Blue and lay down on her tongue; fleshy, metallic, and weird, but not wet. Blue opened a wormhole. The last thing Lance heard before the soothing waves from the ocean was Allura yelling at them to come back, but he ignored it over the fact that he was no longer in pain. IDONOTOWNVLD

After an unfortunate accident on a new planet, Keith and Lance find themselves caught in a large web of lies and secrets. I mean, would you tell your teammates that you somehow turn half fish when you touch water? Didn't think so. merman!Lance merman!Keith sort of an H2O/Mako Mermaids Crossover

"Lance tilted his head and tugged his shirt off, grimacing as it stuck to his skin. He used that to put pressure on the wound, trying to ignore the fact that he was hovering over a mythical creature—a mythical hot creature—and focusing on dialing Hunk's number on his somehow still-functional cell phone." In which Lance winds up with a merman boyfriend.