Cheree doesn't know how she died. Nor does she know why she doesn't know. By "traveling" to dozens of different locations and chatting with her about any topic that comes to mind, Cheree will gradually remember details, and the two of you will discover clues that lead to the answers she has been seeking for over 100 years.
The game's interface is a chatbot-like parser that understands natural English. Not as well as a human, but probably as well as any game with set narrative that yet exists.
