Work the passenger mystery
Compare two signatures, record a bounded outcome, and reveal the next assignment in The Mercer–March passenger mystery.
Public interactive demo
Try Kin Resolve with a fictional family.
Follow a real evidence-led research workflow through the invented Hartwell–Mercer archive. No account, email address, or family records are required.
Safe, synthetic, and temporary.
Every person and record is fictional. Your private demo workspace expires after 24 hours. Do not enter real family data. Only curated synthetic context may be sent to the configured AI provider. Coarse usage events are retained for 30 days. Cookieless aggregate page and event counts also go to Plausible Analytics; they carry no identifier, cookie, or record content.
Meet the family first
Browse a complete five-generation tree with branching family lines, plus its curated profiles and citations, without starting a session.
Explore the fictional familyTest your research instincts
Investigate five cases and thirty synthetic records. Progress stays only in this browser.
Try the research challenge