Hell Doctor vs. Hell Girl Episode 20

Yamawaro and Kikuri approach a large mansion belonging to a client but are unable to enter due to an encircling barrier. At night, the owner of that mansion accesses the Hell Correspondence website and types Tsugumi's name. Each sensing the request, Yuzuki, Ai, and Tsugumi make their ways towards the mansion. Once they gather, he explains that he yearned to meet Ai.