Three of the Magic Knight captains—Jack the Ripper, Charlotte, and Nozel—appear and come to Yami and Asta's aid in fighting the Third Eye. Asta is told that his grimoire and swords belong to Licht's master, and Licht wants them back.
"the master" should refer to the leader 
of the Eye of the Midnight Sun.
ينبغي أن يشير "ذلك الشّخص" لقائد 
!عين شمس منتصف اللّيل
c’est le nom du chef
de l’Œil maléfique du crépuscule.
quelli dell'Occhio magico della Notte Bianca
si riferiscono così al loro capo.
"o mestre" deve fazer referência ao
líder do Olho do Sol da Meia-Noite.