STEAM CATALOGUE

易阈症

Peratosis is a psychological mystery visual novel where you follow Yiluo into hidden threshold spaces that emerge at the edges of perception. Explore, interact, and make choices as you encounter those who linger there—and decide whether to cross further.

Store genres

Adventure

Platforms

Windows

Upcoming release

View on Steam

Store metadata may change. Confirm current availability and requirements on Steam. Store genres are not community tags.