It's just slightly different from what he felt when he previously stepped into the Constant Dark Domain of the Ox-headed Ghost; it's not as unbearably heavy, and the energy drain isn't ridiculously fast, relatively slowing down quite a bit.
Is it because his current Physique Attribute has reached 12 points, increasing by two points? It might be that, but it might also be because the Demon Ghost that opened this Constant Dark Domain isn't as powerful as the Ox-headed Ghost.
The black-haired girl also raised her eyebrows slightly, reaching to press the sword at her waist, feeling the bloodline within her that had just calmed down recently becoming active again.
