Focus on the and what he actually suspected. Create a backstory for how Elias started his agency.
Elias took the job. He became "Julian," the mysterious poet she had met in Paris. They spent weeks crafting the lore. He wrote fake letters with coffee-stained edges. They took grainy, blurred photos in the park that looked like candid snapshots from a lost summer. He learned her favorite flowers, the way she took her tea, and the exact pitch of her laugh so he could mention it in "interviews" with her suspicious cousins. Fake Love
Then came Clara. She didn’t want a fiancé or a date to a gala. She wanted a "Great Lost Love." Focus on the and what he actually suspected