Re:zero Kara Hajimeru Isekai Seikatsu Dai 4-Shou - Seiiki To Gouyoku No Majo summary: Subaru and Emilia face a new challenge that takes place in the Sanctuary, a village within Roswaal's territory where they must pass some trials to free Irlam's villagers. Those trials are made by Echidna, the Witch of Greed, who is the creator of the Sanctuary.