""The Mystery Of The Summer House"" is a thrilling mystery novel written by Horace Gordon Hutchinson and first published in 1919. The story revolves around a wealthy businessman named John Lester, who purchases a beautiful summer house in the countryside. However, soon after moving in, strange events begin to occur. A series of burglaries take place in the surrounding area, and a mysterious figure is seen lurking around the property at night. As the...