As the quest NPC for the Serdin region, the Knight Master is only seen in dialogue of Serdin's dungeons. She gives missions to the trio until they reach Gorgos' Dungeon, where she sends them off to find Kaze'aze and wishes them luck.
Speaking to Lass, she does not judge him by his past and does not hold him responsible for his actions while possessed, instead giving him a chance to start over.
- Despite the Knight Master's real name being Lothos Isolet, there is currently no confirmation of a familial relationship between her, Lass, and Rufus by extension.
- In Grand Chase V, Knight Master becomes the quest NPC for the Serdin region.
- In the Grand Chase Comic Guide, the Knight Master helps a beginner named Aimee to start the game.
|Other Characters in Grand Chase|
|List||Adel • Alfred • Anyu • Arthur • Asin Tairin • Edna • Elena • Elscud • Elsword • Eluna • Enna • Gerard • Grand Mage • Grandark • Harpe • Jeeves • Knight Master • Ladmir • Legis • Lian • Liod • Myrielle • Osiris • Oz • Pan • Penelope • Peter • Sebastian • Var • Vanessa|