Even the human fandom has recognized that it's a love story. Karkat's just disgusted that we've got them in the wrong quadrant. Rated Teen for Karkat's vocabulary.

"I think I met someone," John says at his next therapist's appointment. "A friend." "Really?" Ella asks. She sounds pleased, and also surprised. "What's his name?" John nods. "Really. His name's Sherlock. He -- he plays the same game as me, the online one. We party together."

John, Sherlock, and Mary are married. No one knows. Except Molly. Who's helping Mary with a murder. While Sherlock proposes to Janine. Who's working for the guy who's blackmailing Mary and who Mary's planning to kill. Which neither John nor Sherlock know. What could go wrong?!