The Truth Always Comes to Light (слэш)

“What did you do now Merlin?”
“Got cursed.”
Merlin slumped into the room and fell onto the bench of the table across from Gaius, laying his head dramatically on a book of something or other Arthur didn’t bother to look too closely at.
“Cursed.” Gaius echoed, unimpressed.
“Cursed.” Merlin sighed back, like some kind of weepy maiden.
“He can’t lie,” Arthur supplied, walking further into the room and standing behind Merlin, pushing his head off the book roughly. Merlin squawked and glared at him before shaking his head and turning back to Gaius.
"It gets worse."