Edgar Huntly (Barnes & Noble Library of Essential Reading)

Waldegrave is dead.  Murdered.  His assassin is unknown.  His friend, a young man named Edgar Huntly, desperately searches for clues to the identity of the assailant, to no avail.  Then one night, Edgar discovers a strange man digging a hole underneath the same elm tree where the slain Waldegrave was discovered.  A moment later, the stranger turns from the elm and walks deep into the tangled woods...