# London Detective Mysteria Summer DB entity ID: 1a6dbc4f\-3bef\-426c\-a0fd\-833303316a42 Steam App ID: 627350 Her Majesty the Queen’s birthday was to be the heiress of House Whiteley’s debut into high society, but an inquiring mind begs for more than parties as she stumbles into the many curiosities that lay hidden in London’s darkest corners\. Help sharpen Lady Whiteley’s instincts as a budding detective, take control of her present to uncover the mysteries of her past, and grow an unbreakable bond with one of many dashing personalities from well\-known works of fiction\. Find Your Destined One Find love with personalities inspired by famous figures and works of fiction, including Detective Holmes, Gentleman Thief Lupin, Jack the Ripper, and more\. Take Control of the Story Decisions made throughout will net not only special rewards, but will shape whether love is in Lady Whiteley’s future or if fate has more unfortunate consequences in mind\. An Extra\-Customizable Visual Novel Change Lady Emily Whiteley’s first name for a personal touch, then further customize your playing experience by adjusting text speed, toggling visual effects, and even adjusting the individual speaking volumes of your favorite characters\. Coming to PC for the First Time London Detective Mysteria comes to Windows PC for the first time, with both it and the English "PlayStation®Vita" version including all content previously exclusive to the Japanese PlayStation Vita version known as Eikoku Tantei Mysteria: The Crown\. ## Game information - Type: game - Developer: Karin Entertainment - Publisher: XSEED Games, Marvelous USA, Inc\. - Release date: Jul 31, 2019 - Coming soon: false - Free to play: false - Parent Steam app: Not collected - Genres: Adventure, Casual - Categories: Single\-player, Steam Achievements, Steam Trading Cards, Steam Cloud, Family Sharing - Platforms: windows - Website: Not collected - Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_11e8c25952a7c2ed09267cb01482275e30adfb05\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_b7de1e1ce457af5594ed44d470d339aaf49b9666\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_2e21ca5142799857ce1570a92f2f5939a05bb9cd\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_9d8531472bb11faeab11cbe5f44fd69c29d2e40f\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_cd75561e7a40fd32e2b53d2f7cff3ca721fb01c4\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_f9571c642e1709bb712daee228f6de5d433e8108\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_e80f5ecc21d901a1ccb6d699d34d67d9921de566\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_ad97867867e0e9615530180cf2276792cc7dfbbf\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_c7002562319ab3f7913f171472cdc58ec96210e6\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_26db5b56c6db34c1eed59aa816854d6e58db0937\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_d3f09a9d552b155473877e97724a318ec6ec50d0\.1920x1080\.jpg?t=1730937949, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/627350/ss\_9a927c4d1d4fc4c8c1f60112873077ae8fb56134\.1920x1080\.jpg?t=1730937949 - Price: Not collected - Price country: Not collected ## Observed metrics - Current players: 0 - Steam review count: 135 - Steam positive reviews: 114 - Steam negative reviews: 21 - Steam positive percentage: 84.44444444444444% - Summer DB rating: No native votes Review filters: \{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\} ## Player history [Seven-day chart data as Markdown](/api/v1/entities/1a6dbc4f-3bef-426c-a0fd-833303316a42/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/1a6dbc4f-3bef-426c-a0fd-833303316a42/player-metrics?days=7) Chart values are hourly observed maxima. The sampled 24-hour peak and missing intervals carry explicit coverage; history before collection is unknown. ## Sources and freshness - Catalog membership: store\_catalog - Catalog observed: 2026\-09\-28T16:58:32\.455488\+00:00 - Details observed: 2026\-09\-22T21:46:56\.67873\+00:00 - Player count observed: 2026\-09\-22T21:46:57\.964423\+00:00 - Reviews observed: 2026\-09\-22T21:46:57\.712252\+00:00 Full provenance: \{"urls":\{"price":null,"catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/627350/","players":"https://api\.steampowered\.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=627350","reviews":"https://store\.steampowered\.com/appreviews/627350"\},"price":null,"source":"steam","catalog":"2026\-09\-28T16:58:32\.455488\+00:00","country":"US","details":"2026\-09\-22T21:46:56\.67873\+00:00","players":"2026\-09\-22T21:46:57\.964423\+00:00","reviews":"2026\-09\-22T21:46:57\.712252\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":null,"catalog":"0db0a34e\-4ed2\-4324\-acab\-354ee966ff5b","details":"d4867b16\-2dd3\-4959\-8767\-b47a1af01fb8","players":"e815b3c3\-05c7\-4197\-87f1\-e682e68df202","reviews":"780aeb73\-ea64\-4e5e\-915c\-1630298c89e7"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\} Native rating methodology: \{"count":0,"average":null,"entityId":"1a6dbc4f\-3bef\-426c\-a0fd\-833303316a42","revision":0,"observedAt":null,"methodology":"arithmetic\-v1","distribution":\[0,0,0,0,0,0,0,0,0,0\]\} Steam reviews are not Summer DB votes. Missing data is not zero. Player counts are observations, not historical peaks. A supplemental record does not establish that a game was delisted. [Steam store](https://store.steampowered.com/app/627350/) · [JSON](/api/v1/games/1a6dbc4f-3bef-426c-a0fd-833303316a42)