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About Sofia in Exchange for Lies
Sofia in Exchange for Lies is a single‑player interactive mystery where psychiatrist Philip interrogates Sofia, a girl with multiple personalities, through a surveillance camera. The narrative revolves around a presidential candidate’s murder and the hidden motives of Sofia’s five dormant personalities.
Gameplay focuses on entering search keywords, monitoring Sofia’s heart‑rate‑triggered personality changes, and offering gifts in the interrogation room. Each choice influences the keyword map and leads to one of several possible endings.
01 / THE GUIDE
Keyword Search Interrogation
Players type keywords to probe Sofia’s memories. The system records each exchange on a keyword map, which serves as a guide for future queries.
Hidden clues appear within Sofia’s spoken lines, so selecting precise words is required to unlock new dialogue branches.
- Try synonyms of key plot terms to reveal alternative branches.
- Review earlier keywords to avoid repeating dead‑end queries.
02 / THE GUIDE
Personality Shifts via Heart Rate
Sofia’s heart rate spikes when probing questions approach the core of the case. A spike triggers a transformation into a different personality.
Each personality presents distinct information and reacts uniquely to gifts, so tracking the timing of shifts helps plan subsequent inquiries.
- Pace your questions; rapid probing may cause frequent personality changes.
- Note each personality’s tone to identify patterns in their responses.
03 / THE GUIDE
Gifts in the Interrogation Room
Displayed gifts can be offered to Sofia during interrogation. The act of gifting is sometimes essential to uncover hidden secrets.
Different personalities react in varied ways to the same item, which can open new dialogue or shift the conversation’s direction.
- Experiment with contrasting gifts to see varied personality reactions.
- Keep a simple log of which gifts yielded new information.
04 / THE GUIDE
Full Voice Acting (Japanese)
All of Sofia’s lines are fully voiced in Japanese, adding emotional weight to each personality’s dialogue.
Listening closely can reveal subtle vocal cues that hint at hidden keywords or personality states.
- Use headphones to catch faint vocal hints.
- Replay lines when a tone feels significant.
05 / THE GUIDE
Steam Achievements, Cloud, and Family Sharing
The game integrates Steam Achievements that mark narrative milestones. Progress is stored via Steam Cloud, allowing continuation across sessions on the same account.
Family Sharing is supported, enabling other accounts on the same device to launch the game while keeping their own separate save data.
- Check the achievement list to see which story branches you have completed.
- Confirm Cloud sync is active before switching computers.
COMMUNITY
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