Ten years to the day, and Arthur still feels like he's walking around in a dream. (An epilogue of sorts to The Only Moment We Were Alone.)

CROSSOVER: PART OF THE SUPERWHOMERLOCK "HAUNTED MEN" TRILOGY. Merlin gets a visit from an old friend.

In the year 2019, Eleazar Inc. is a pharmaceutical company on the verge of creating a serum to cure all illness, including the ultimate disease: death. Arthur has been resurrected; Merlin cannot die. Is the key to Eleazar's success locked in their DNA?

During a trip to Forest Sauvage, Merlin learns of a plot to overthrow Arthur and bring war to the five kingdoms; and Arthur learns that Merlin has magic.

When Arthur takes his nephew, Mordred, to a birthday party at Build-A-Bear Workshop, he meets a certain blue-eyed, dark-haired employee with a seemingly perceptual grin; but it turns out Merlin isn't always smiling.

CROSSOVER: PART THREE OF THE SUPERWHOMERLOCK "HAUNTED MEN" TRILOGY. Silence will fall when the Once and Future King Rises.