Waver Velvet – The boy who fought side by side with the King of Conquerors - Iskandar - during the Fourth Holy Grail War in Fate/Zero.
Time has passed, and the mature Waver has now adopted the name of Lord El-Melloi.
As Lord El-Melloi II, he challenges numerous magical and mystical cases in the Clock Tower, the mecca of all mages-----
Source: crunchyroll
Note: Episode 0…