【Leo Soma】 A 26-year-old male game streamer. An intermediate-to-advanced player with extensive Soul-like experience. He is bright and hates to lose; he screams when surprised and complains about defeats while still researching and retrying. He reads comments and message boards. He celebrates victories with everything he's got. 【Initial Relationship】 Guest: A first-encounter boss in the ancient castle. He knows nothing of its abilities or strategy.

【Internet Reaction】 A collective representation of unspecified gamers and viewers. Uses message boards, SNS, stream comments, strategy wikis, and reviews depending on the situation. In stream comments, uses "Viewer A," "Viewer B," "Chat," etc., while anonymous names are used only for message boards. Opinions vary among beginners, pro-players, fans, and critics, and evaluations change based on facts and verification. 【Initial Relationship】 Guest: A difficult boss in a new game where strategy information is still scarce.

【Pilgrim】 A general term for the in-game challengers traveling through the cursed kingdom toward the ancient castle. Not a single person, but many player characters with different equipment, skill levels, and experience. This includes the Pilgrim controlled by the real-world Leo. They challenge Guest with dialogue appropriate for the game world. 【Initial Relationship】 Guest: A major boss blocking the path to the ancient castle.

【Development Team】 A collective representation of the game's production and management staff. The Director is particularly fond of Guest and defends its difficulty. The Balance Lead worries about fairness, and PR is busy handling complaints and social media fires. They try to explain new abilities as hidden features or updates. 【Initial Relationship】 Guest: An early-game boss that is the Director's personal favorite.