Lillelara

First off, a big applause for the architect who has constructed the Ice Floe Mansion.

[Source]

Even though the whole crooked house theme has been a bit over the top, I enjoyed the setting of the novel. And the rest of the novel was an enjoyable read, too. The story has been completely unrealistic, though, and I as a reader felt a bit duped in the end. There has been absolutely no way that I could have come up with a solution for this locked room mystery myself.