As gentleman thief Trilby, you have travelled to a hotel in Wales where you must destroy an evil idol which you've encountered before [in 5 Days a Stranger].
Notes
Third (of four) game in the Chzo Mythos series: 1. 5 Days a Stranger 2. 7 Days a Skeptic 3. Trilby's Notes 4. 6 Days a Sacrifice
Of these, only this game has a traditional typing interface - the others are fully mouse controlled.