Mimsys fianc. Slay serves as the secondary operator of the Glomar whenever Shaya takes a break or if the ship is not on autopilot. Slay highly dislikes Kei blaming him for all the trouble and loss of the Glomars crewmembers from the Chilam because of his status as a Tokuiten. Slay also dislikes Kei for forming a romantic relationship with Mimsy making them rivals for her affections.